Heterocyclyl derivatives and their use as prostaglandin D2 receptor modulators

1. A compound of formula (I):

wherein

R 1 represents hydrogen, (C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxy, (C 1 -C 4 )fluoroalkyl, (C 1 -C 4 )alkylsulfonyl, halogen or cyano;

R 2 represents hydrogen or halogen;

one of R 3 , R 4 and R 5 represents carboxy-(C 1 -C 3 )alkyl, carboxy-cyclopropyl or carboxy-(C 1 -C 3 )alkoxy and the other two represent independently of each other hydrogen, (C 1 -C 4 )alkoxy or halogen;

R 6 represents hydrogen, (C 1 -C 4 )alkoxy or halogen;

R 7 represents hydrogen, (C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxy, (C 3 -C 6 )cycloalkyl-methoxy, (C 3 -C 6 )cycloalkyloxy, methoxy-ethoxy, di-[(C 1 -C 2 )alkyl]-amino, (C 1 -C 4 )fluoroalkyl, (C 1 -C 4 )fluoroalkoxy, halogen or (C 1 -C 4 )alkylsulfonyl;

or R 6 and R 7 together represent methylendioxy or ethylendioxy;

R 8 represents

(C 2 -C 5 )alkyl;

(C 1 -C 5 )alkyl which is mono- or di-substituted wherein the substituents are independently selected from hydroxy, (C 1 -C 4 )alkoxy, oxo, —NR 9 R 10 , optionally substituted (C 3 -C 6 )cycloalkyl, optionally substituted aryl, optionally substituted heteroaryl, optionally substituted heterocyclyl, optionally substituted aryloxy, optionally substituted heteroaryloxy or optionally substituted aryl-(C 1 -C 2 )alkoxy;

(C 3 -C 5 )alkenyl;

(C 2 -C 3 )alkenyl which is mono-substituted with optionally substituted aryl or optionally substituted heteroaryl;

(C 3 -C 5 )alkynyl;

(C 3 -C 6 )cycloalkyl which is unsubstituted, mono-, di-, tri- or tetra-substituted with methyl; mono-substituted with oxo; mono-substituted with optionally substituted aryl; or mono-substituted with optionally substituted heteroaryl; or

heterocyclyl which is optionally mono-substituted with oxo;

R 9 represents (C 1 -C 4 )alkyl;

R 10 represents optionally substituted diphenylmethyl;

n represents 1 or 2;

m represents 1 or 2; and

Z represents —NH—, —O— or a bond;

or a salt thereof.

2. The compound according to claim 1 , wherein

R 1 represents hydrogen or halogen;

R 2 represents hydrogen or halogen;

one of R 3 , R 4 and R 5 represents carboxy-(C 1 -C 3 )alkyl or carboxy-(C 1 -C 3 )alkoxy and the other two represent hydrogen;

R 6 represents hydrogen, methoxy or halogen;

R 7 represents hydrogen, (C 1 -C 4 )alkoxy, trifluoromethyl, trifluoromethoxy, halogen or methylsulfonyl;

R 8 represents

(C 1 -C 4 )alkyl which is mono-substituted with optionally substituted aryl, optionally substituted heteroaryl or optionally substituted aryl-(C 1 -C 2 )alkoxy; or

cyclopropyl which is mono-substituted with optionally substituted aryl;

n represents 1 or 2;

m represents 1 or 2; and

Z represents —NH—, —O— or a bond;

or a salt thereof.

3. The compound according to claim 1 , wherein

R 1 represents fluoro;

R 2 , R 3 , R 4 and R 6 represent hydrogen;

R 5 represents carboxy-methyl or 1-carboxy-ethyl;

R 7 represents methoxy, ethoxy, isopropoxy or 2,2,2-trifluoroethoxy;

R 8 represents a methyl, ethyl or n-propyl group, which groups are independently mono-substituted with

phenyl, wherein the phenyl is unsubstituted, mono-substituted with fluoro, chloro, methyl or methoxy, di-substituted with fluoro, or di-substituted with fluoro and chloro; or

pyridin-2-yl, wherein the pyridin-2-yl is unsubstituted, mono-substituted with methyl, or di-substituted with methyl and fluoro;

n represents 1;

m represents 2; and

Z represents —O— or a bond;

or a salt thereof.

4. The compound according to claim 1 , wherein

R 1 represents fluoro, chloro or cyano;

R 2 , R 3 , R 5 and R 6 represent hydrogen;

R 4 represents carboxy-methyl or 1-carboxy-ethyl;

R 7 represents methoxy, ethoxy, n-propoxy, iso-propoxy, iso-butoxy, tert-butoxy, cyclopropyl-methoxy, methoxy-ethoxy, difluoromethoxy, trifluoromethoxy, 2-fluoroethoxy, 2,2-difluoroethoxy or 2,2,2-trifluoroethoxy;

R 8 represents a methyl, ethyl or n-propyl group, which groups are independently mono-substituted with

phenyl, wherein the phenyl is unsubstituted, mono-substituted with fluoro, chloro or methoxy, di-substituted with fluoro, or di-substituted with fluoro and chloro; or

pyridin-2-yl, wherein the pyridin-2-yl is unsubstituted, mono-substituted with methyl, or di-substituted with methyl and fluoro;

n represents 1;

m represents 2; and

Z represents —O— or a bond;

or a salt thereof.

5. The compound according to claim 1 , wherein

R 1 represents hydrogen, fluoro or chloro;

or a salt thereof.

6. The compound according to claim 1 , wherein

one of R 3 , R 4 and R 5 represents carboxy-methyl, 1-carboxy-ethyl or carboxy-methoxy;

or a salt thereof.

7. The compound according to claim 1 , wherein

R 7 represents (C 1 -C 4 )alkoxy or trifluoromethoxy;

or a salt thereof.

8. The compound according to claim 1 , wherein

Z represents —O— and R 8 represents (C 1 -C 4 )alkyl which is mono-substituted with optionally substituted aryl or optionally substituted heteroaryl; or

Z represents a bond and R 8 represents

(C 1 -C 4 )alkyl which is mono-substituted with optionally substituted aryl, optionally substituted heteroaryl, optionally substituted aryloxy or optionally substituted aryl-methoxy; or

cyclopropyl which is mono-substituted with optionally substituted aryl;

or a salt thereof.

9. The compound according to claim 1 , wherein

Z represents a bond;

or a salt thereof.

10. The compound according to claim 1 , wherein the compound is:

(3-{5-Fluoro-2-[trans-2-(4-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[trans-2-(4-Chloro-phenyl)-cyclopropanecarbonyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[trans-2-(2-Chloro-phenyl)-cyclopropanecarbonyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[trans-2-(3-Chloro-phenyl)-cyclopropanecarbonyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[trans-2-(2-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(trans-2-o-tolyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

8-(5-Carboxymethyl-2-methyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-trifluoromethyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-fluoro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-4-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-4-fluoro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-4-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-5-fluoro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-5-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-2-fluoro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

6-(5-Carboxymethyl-2-methoxy-phenyl)-9-fluoro-1,2,4,5-tetrahydro-benzo[d]azepine-3-carboxylic acid benzyl ester;

4-(5-Carboxymethyl-2-methoxy-phenyl)-7-fluoro-1,3-dihydro-isoindole-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-5-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methanesulfonyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-trifluoromethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-isopropoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-fluoro-phenyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-methanesulfonyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-trifluoromethoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{4-Chloro-3-[5-fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methanesulfonyl-phenyl}-acetic acid;

8-(2-Carboxymethyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5,6-difluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-6-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-7-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{3-[6-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[7-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[9-Fluoro-3-(trans-2-phenyl-cyclopropanecarbonyl)-2,3,4,5-tetrahydro-1H-benzo[d]azepin-6-yl]-4-methoxy-phenyl}-acetic acid;

{3-[7-Fluoro-2-(trans-2-phenyl-cyclopropanecarbonyl)-2,3-dihydro-1H-isoindol-4-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5,7-Difluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5,7-difluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-3-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

(3-{5-Fluoro-2-[3-(4-fluoro-phenoxy)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(2-phenoxy-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(4-fluoro-phenoxy)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[4-(2-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(2-Ethoxy-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-tert-Butoxy-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[trans-2-(3-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[2-(5-methoxy-benzo[d]isoxazol-3-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(2,2,3,3-tetramethyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-3-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

[3-(2-Cyclopropanecarbonyl-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

{3-[2-(3-3,4-Dihydro-2H-quinolin-1-yl-propionyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2,2-Dimethyl-cyclopropanecarbonyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-o-tolyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(3-methyl-indol-1-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[2-(2-Chloro-benzyloxy)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(3-2,3-Dihydro-indol-1-yl-propionyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(trans-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(2-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[3-(1-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[3-(5-methoxy-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[(1R,2R)-2-(4-Chloro-phenyl)-cyclopropanecarbonyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[(1R,2R)-2-(3-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[(1R,2R)-2-(2-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(3-indazol-1-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Chloro-2-[(1R,2R)-2-(4-chloro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Chloro-2-[(1R,2R)-2-(3-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Chloro-2-[(1R,2R)-2-(2-fluoro-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Chloro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Chloro-2-(3-indazol-1-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Chloro-2-[2-(2-chloro-benzyloxy)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Chloro-2-[4-(2-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Chloro-2-[3-(1-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Chloro-2-(3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Chloro-2-(3-3,4-dihydro-2H-quinolin-1-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Chloro-2-(3-2,3-dihydro-indol-1-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Chloro-2-[3-(2-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((1S,2S)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

[3-(2-Cyclopropanecarbonyl-5-trifluoromethyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

{4-Methoxy-3-[2-(trans-2-phenyl-cyclopropanecarbonyl)-5-trifluoromethyl-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-[5,6-Difluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[(E)-(3-phenyl-acryloyl)]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[(E)-3-(6-methoxy-pyridin-3-yl)-acryloyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[(E)-3-(2,4-Dimethyl-thiazol-5-yl)-acryloyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-((E)-3-Benzothiazol-2-yl-acryloyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((E)-3-pyridin-3-yl-acryloyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{2-[(E)-3-(2,5-Dimethyl-2H-pyrazol-3-yl)-acryloyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(3-pyrimidin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(pyridin-3-yloxy)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[trans-2-(2-trifluoromethyl-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[trans-2-(4-methoxy-phenyl)-cyclopropanecarbonyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[3-(4-Chloro-phenyl)-3-phenyl-propionyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[trans-2-(2,4-Dichloro-phenyl)-cyclopropanecarbonyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[8-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-5-yl]-4-methoxy-phenyl}-acetic acid;

{3-[8-Fluoro-2-(4-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-5-yl]-4-methoxy-phenyl}-acetic acid;

{3-[8-Fluoro-2-(3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-5-yl]-4-methoxy-phenyl}-acetic acid;

{3-[8-Fluoro-2-(3-phenoxy-propionyl)-1,2,3,4-tetrahydro-isoquinolin-5-yl]-4-methoxy-phenyl}-acetic acid;

(3-{2-[2-(2-Chloro-benzyloxy)-acetyl]-8-fluoro-1,2,3,4-tetrahydro-isoquinolin-5-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(3-3,4-Dihydro-2H-quinolin-1-yl-propionyl)-8-fluoro-1,2,3,4-tetrahydro-isoquinolin-5-yl]-4-methoxy-phenyl}-acetic acid;

(3-{8-Fluoro-2-[3-(1-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-5-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((S)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-methyl-3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(indane-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-indan-2-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(indane-1-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(Chroman-3-carbonyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(4-oxo-1,2,3,4-tetrahydro-naphthalene-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(Chroman-2-carbonyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(Bicyclo[4.2.0]octa-1(6),2,4-triene-7-carbonyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(4-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(4-oxo-4-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(1-methyl-1H-indol-3-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

2-{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-propionic acid;

{3-[2-(2-Benzo[d]isoxazol-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-oxo-indane-1-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(1,2,3,4-tetrahydro-naphthalene-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-1H-indazol-3-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(3-methyl-indazol-1-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[3-(5-fluoro-indazol-1-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(2-Cyclohexyl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(1-hydroxy-cyclohexyl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(3,3-Dimethyl-butyryl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(4-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

[3-(5-Fluoro-2-phenethylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

{3-[2-(2-Chloro-benzylcarbamoyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-methoxy-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

[3-(2-Benzylcarbamoyl-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

[3-(5-Fluoro-2-propylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 4-fluoro-benzyl ester;

8-[5-(1-Carboxy-ethyl)-2-methoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid ethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid isobutyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid isopropyl ester;

8-(3-Carboxymethoxy-5-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-Carboxymethoxy-5-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,3-difluoro-benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-2H-pyrazol-3-ylmethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,5-dimethyl-2H-pyrazol-3-ylmethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-thiazol-4-ylmethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-thiazol-5-ylmethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid pyrimidin-5-ylmethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-(4-methyl-thiazol-5-yl)-ethyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-chloro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-methyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-methoxy-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-trifluoromethyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

5-(5-Carboxymethyl-2-methoxy-phenyl)-8-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-trifluoromethoxy-phenoxy}-acetic acid;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenoxy}-acetic acid;

8-(5-Carboxymethoxy-2-trifluoromethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-isopropoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2-fluoro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(6-Carboxymethyl-benzo[1,3]dioxol-4-yl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(7-Carboxymethyl-2,3-dihydro-benzo[1,4]dioxin-5-yl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-5-cyano-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-methoxy-phenyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-(1-Carboxy-ethyl)-2-methoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-Carboxymethoxy-5-fluoro-phenyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[2-(3-Carboxy-propoxy)-5-fluoro-phenyl]-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-chloro-phenyl)-5-chloro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-chloro-phenyl)-5-methyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-chloro-phenyl)-5-trifluoromethyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethoxy-2-chloro-phenyl)-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenoxy}-acetic acid;

(4-{5-Fluoro-2-[3-(1-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

{4-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

(4-{5-Fluoro-2-[4-(2-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

(4-{5-Fluoro-2-[3-(2-methyl-1H-indol-3-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

{4-[5-Fluoro-2-(4-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

(4-{5-Fluoro-2-[3-(5-fluoro-indazol-1-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

{4-[2-(3-2,3-Dihydro-indol-1-yl-propionyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

(4-{5-Fluoro-2-[3-(4-fluoro-phenoxy)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

(4-{2-[2-(2-Chloro-benzyloxy)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

{4-[5-Fluoro-2-(3-o-tolyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-cyclopropylmethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-propoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-isobutoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester; or

8-[5-Carboxymethyl-2-(2-methoxy-ethoxy)-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

or a salt thereof.

11. The compound according to claim 1 , wherein the compound is:

{4-[2-((S)-2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

{4-[2-((R)-2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

8-[4-(1-Carboxy-ethoxy)-2-methoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{4-Ethoxy-3-[5-fluoro-2-((S)-3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((R)-3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-((S)-2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-((R)-2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-[2-(2-[(S)-2,3-Dihydro-benzofuran-3-yl]-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{3-[2-(2-[(R)-2,3-Dihydro-benzofuran-3-yl]-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((S)-2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((R)-2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[(S)-3-(4-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[(R)-3-(4-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((S)-2-methyl-3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((R)-2-methyl-3-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

8-(5-Carboxymethyl-2-propyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2-isopropyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2-isopropoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethyl-2,6-dimethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{4-Ethoxy-3-[5-fluoro-2-(2-indan-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[2-(1-phenyl-cyclopropyl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(4-fluoro-phenyl)-3-methyl-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{3-[2-(2-2,3-Dihydro-benzofuran-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[2-(1-phenyl-cyclopropyl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-indan-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-[2-(2-2,3-Dihydro-benzofuran-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-ethoxy-phenyl}-acetic acid;

{4-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-ethoxy-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(4-fluoro-phenyl)-3-methyl-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(1-methyl-1,2,3,4-tetrahydro-naphthalen-1-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{2-[2-(2,2-Dimethyl-chroman-4-yl)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(8-methoxy-1,2,3,4-tetrahydro-naphthalene-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-Chroman-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(7-fluoro-chroman-4-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[2-(6-fluoro-chroman-4-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(3-Cyclopropyl-butyryl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(8-fluoro-chroman-4-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(2-5,6,7,8-tetrahydro-isoquinolin-8-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(6-methoxy-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[2-(1-phenyl-cyclobutyl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

[3-(5-Fluoro-2-{2-[1-(4-fluoro-phenyl)-cyclobutyl]-acetyl}-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-methoxy-phenyl]-acetic acid;

(3-{5-Fluoro-2-[3-(3-fluoro-phenyl)-3-methyl-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[2-(2-{[(4-Chloro-phenyl)-phenyl-methyl]-methyl-amino}-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-Cyclopropyl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((R)-2-phenyl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-hydroxy-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[2-(1-phenyl-cyclopropyl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[2-(2-methyl-1,2,3,4-tetrahydro-isoquinolin-1-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(2-1,2,3,4-tetrahydro-naphthalen-2-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-indan-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-1,2,3,4-tetrahydro-naphthalen-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(4-methyl-3-phenyl-pentanoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-3-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-4-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-phenyl-pentanoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((R)-1,2,3,4-tetrahydro-naphthalene-1-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-2,3-Dihydro-benzofuran-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(Chroman-4-carbonyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(isochroman-1-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(isochroman-3-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

[4-Ethoxy-3-(5-fluoro-2-{2-[1-(3-fluoro-phenyl)-cyclopropyl]-acetyl}-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

[4-Ethoxy-3-(5-fluoro-2-{2-[1-(2-fluoro-phenyl)-cyclopropyl]-acetyl}-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

[4-Ethoxy-3-(5-fluoro-2-{2-[1-(4-fluoro-phenyl)-cyclopropyl]-acetyl}-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(4-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(3-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(2-fluoro-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-pyrazin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(2-methoxy-phenyl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-thiazol-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-{2-[2-(2,2-Dimethyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-ethoxy-phenyl)-acetic acid;

[4-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[4-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[4-[5-Fluoro-2-((S)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[4-[5-Fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[4-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

{3-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-isopropoxy-phenyl)-acetic acid;

(3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-isopropoxy-phenyl)-acetic acid;

{3-[5-Fluoro-2-(2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

{3-[2-(2-2,3-Dihydro-benzofuran-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-isopropoxy-phenyl}-acetic acid;

[3-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[5-Fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-{5-Fluoro-2-[3-(6-methyl-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[5-Fluoro-2-(2-isochroman-4-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[5-Fluoro-2-(2-isochroman-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

[3-[2-(2-2,3-Dihydro-benzofuran-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-pyridin-2-yl-pentanoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(3-methoxy-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(4-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(3-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(2-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(3-pyridin-2-yl-pentanoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(3-methoxy-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(4-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(3-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(2-fluoro-phenyl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-[2-(3-Cyclopropyl-3-pyridin-2-yl-propionyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{4-[2-(3-Cyclopropyl-3-pyridin-2-yl-propionyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-ethoxy-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(6-methyl-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[3-(6-methyl-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(trans-2-pyridin-2-yl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-{2-[2-(2,2-Dimethyl-chroman-4-yl)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-ethoxy-phenyl)-acetic acid;

{4-[2-(2-Chroman-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-ethoxy-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(8-methoxy-1,2,3,4-tetrahydro-naphthalene-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[2-(1-methyl-1,2,3,4-tetrahydro-naphthalen-1-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[2-(7-fluoro-chroman-4-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(6-methyl-pyridin-2-yl)-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[3-(6-methyl-pyridin-2-yl)-propionyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(trans-2-pyridin-2-yl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-{2-[2-(2,2-Dimethyl-chroman-4-yl)-acetyl]-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-ethoxy-phenyl)-acetic acid;

{3-[2-(2-Chroman-3-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(8-methoxy-1,2,3,4-tetrahydro-naphthalene-2-carbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[2-(1-methyl-1,2,3,4-tetrahydro-naphthalen-1-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[2-(7-fluoro-chroman-4-yl)-acetyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-((E)-3-pyridin-2-yl-acryloyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[(E)-3-(1-methyl-1H-pyrazol-3-yl)-acryloyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-((E)-3-pyridin-2-yl-acryloyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[(E)-3-(1-methyl-1H-pyrazol-4-yl)-acryloyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-pyridin-2-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

(4-Ethoxy-3-{5-fluoro-2-[(E)-3-(1-methyl-1H-pyrazol-4-yl)-acryloyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-pyridin-2-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-[5-Fluoro-2-(2-methyl-3-pyridin-3-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-[5-Fluoro-2-(3-pyridin-2-yl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

[4-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-pyridin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(3-pyridin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-5,6,7,8-tetrahydro-quinolin-8-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-methyl-3-pyridin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-methyl-3-pyridin-2-yl-propionyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-(3-methyl-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-((S)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-((R)-3-phenyl-butyryl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-isopropoxy-phenyl}-acetic acid;

(4-{5-Fluoro-2-[3-(4-fluoro-phenyl)-3-methyl-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-3-methoxy-phenyl)-acetic acid;

{4-[2-(2-Chroman-4-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

{4-[5-Fluoro-2-(2-indan-1-yl-acetyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-methoxy-phenyl}-acetic acid;

{3-[5-Fluoro-2-(trans-2-pyridin-2-yl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

{3-[2-(2-1,3-Dihydro-isobenzofuran-1-yl-acetyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-acetic acid;

(3-{5-Fluoro-2-[3-(4-fluoro-phenyl)-3-methyl-butyryl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-4-methoxy-phenyl)-acetic acid;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid (R)-1-phenyl-ethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid pyrazin-2-ylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-fluoro-5-methyl-pyridin-2-ylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-2H-pyrazol-3-ylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid (S)-1-phenyl-ethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclopentylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-methyl-butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 6-methyl-pyridin-2-ylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclopropylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid phenethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid (R)-2-phenyl-propyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-methyl-but-2-enyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid isobutyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methoxy-ethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-methyl-but-3-enyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid but-3-ynyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-hydroxy-3-methyl-butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-methoxy-3-methyl-butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tetrahydro-furan-2-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid (R)-1-phenyl-ethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid pyrazin-2-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-fluoro-5-methyl-pyridin-2-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-methyl-2H-pyrazol-3-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid (S)-1-phenyl-ethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 6-methyl-pyridin-2-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclopropylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclopentylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-methyl-butyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid pyridin-2-ylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid pyridin-2-ylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclohexylmethyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid cyclohexylmethyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 4-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,5-difluoro-benzyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 5-chloro-2-fluoro-benzyl ester;

8-(5-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,4-difluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 4-fluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 3-fluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2-fluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,5-difluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 5-chloro-2-fluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid 2,4-difluoro-benzyl ester;

8-(4-Carboxymethyl-2-ethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[4-Carboxymethyl-2-(2,2,2-trifluoro-ethoxy)-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-difluoromethoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-Carboxymethyl-2-(2,2-difluoro-ethoxy)-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-(1-Carboxy-ethoxy)-2-methoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-(1-Carboxy-propoxy)-2-methoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-Carboxymethyl-5-chloro-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-Carboxymethoxy-6-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-Carboxymethyl-6-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(2-tert-Butoxy-5-carboxymethyl-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-dimethylamino-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-Carboxymethyl-2-(2,2,2-trifluoro-ethoxy)-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[5-Carboxymethyl-2-(2-fluoro-ethoxy)-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(3-Carboxymethyl-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(4-Carboxymethoxy-2-methoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-[4-(1-Carboxy-ethyl)-2-ethoxy-phenyl]-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

[3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-(2,2,2-trifluoro-ethoxy)-phenyl]-acetic acid;

{4-(2-Fluoro-ethoxy)-3-[5-fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-tert-Butoxy-3-[5-fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

1-{3-[5-Fluoro-2-((1R,2R)-2-phenyl-cyclopropanecarbonyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-methoxy-phenyl}-cyclopropanecarboxylic acid;

8-(5-Carboxymethyl-2-cyclopropoxy-phenyl)-5-fluoro-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

8-(5-Carboxymethyl-2-isopropoxy-phenyl)-5-cyano-3,4-dihydro-1H-isoquinoline-2-carboxylic acid benzyl ester;

{4-Ethoxy-3-[5-fluoro-2-(2-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(3-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(4-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

[4-Ethoxy-3-(5-fluoro-2-phenethylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

{3-[2-(2-Chloro-benzylcarbamoyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-4-ethoxy-phenyl}-acetic acid;

{4-Ethoxy-3-[5-fluoro-2-(2-methoxy-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

[3-(2-Benzylcarbamoyl-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl)-4-ethoxy-phenyl]-acetic acid;

[4-Ethoxy-3-(5-fluoro-2-propylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(3-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(4-fluoro-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

[3-Ethoxy-4-(5-fluoro-2-phenethylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

{4-[2-(2-Chloro-benzylcarbamoyl)-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl]-3-ethoxy-phenyl}-acetic acid;

{3-Ethoxy-4-[5-fluoro-2-(2-methoxy-benzylcarbamoyl)-1,2,3,4-tetrahydro-isoquinolin-8-yl]-phenyl}-acetic acid;

[4-(2-Benzylcarbamoyl-5-fluoro-1,2,3,4-tetrahydro-isoquinolin-8-yl)-3-ethoxy-phenyl]-acetic acid;

[3-Ethoxy-4-(5-fluoro-2-propylcarbamoyl-1,2,3,4-tetrahydro-isoquinolin-8-yl)-phenyl]-acetic acid;

(3-Ethoxy-4-{5-fluoro-2-[(pyridin-2-ylmethyl)-carbamoyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid; or

(4-Ethoxy-3-{5-fluoro-2-[(pyridin-2-ylmethyl)-carbamoyl]-1,2,3,4-tetrahydro-isoquinolin-8-yl}-phenyl)-acetic acid;

or a salt of such a compound.

12. A pharmaceutical composition comprising the compound according to claim 1 , or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier.

13. A medicament comprising the compound according to claim 1 , or a pharmaceutically acceptable salt thereof.

14. A method of treating a disease or disorder comprising administering an amount of the compound according to claim 1 to a subject in need thereof, wherein the disease is chronic and acute allergic/immune diseases; eosinophil-related diseases or basophil-related diseases.

15. A method of treating a disease or disorder comprising administering an amount of the compound according to claim 12 to a subject in need thereof, wherein the disease is chronic and acute allergic/immune diseases/disorders, eosinophil-related diseases; or basophil-related diseases.

16. The method according to claim 14 , wherein the chronic and acute allergic/immune diseases/disorders are asthma, allergic asthma, eosinophilic asthma, severe asthma, rhinitis, allergic rhinitis, angioedema, insect venom allergy, drug allergies, allergic sinusitis, allergic nephritis, allergic conjunctivitis, atopic dermatitis, bronchial asthma, food allergy, systemic mast cell disorders, anaphylactic shock, urticaria, eczema, ulcerative colitis, chronic obstructive pulmonary disease (COPD), inflammatory bowel disease or rheumatoid arthritis.

17. The method according to claim 14 , wherein the eosinophil-related diseases are small vessel vasculitides, Wegener's granulomatosis, microscopic polyangiitis and organ-specific subsets, hypereosinophilic syndromes, eosinophilic esophagitis, reflux esophagitis, eosinophilic endocarditis (Loeffler's endocarditis), eosinophilia-myalgia syndrome, eosinophilic fasciitis, eosinophilic pustular folliculitis (Ofuji's disease), eosinophilic ulcers, angiolymphoid hyperplasia with eosinophilia (ALHE), eosinophilic cellulitis (Wells syndrome), chronic eosinophilic leukemia or DRESS syndrome (Drug Rash with Eosinophilia and Systemic Symptoms).

18. The method according to claim 17 , wherein the small vessel vasculitides is Churg-Strauss syndrome.

19. The method according to claim 17 , wherein hypereosinophilic syndromes is eosinophilic pneumonia.

20. The method according to claim 14 , wherein the basophil-related diseases are basophilic leukemia or basophilic leukocytosis.