Methods for treating asthmatic conditions

1. A method of treatment of asthma in a mammal, the method comprising administering to a mammal in need thereof a pharmaceutically effective amount of a compound of the formula:

wherein:

R is —(CH 2 ) n -A, wherein A is:

wherein

B and C are each phenyl, each independently optionally substituted by from 1 to 3 substituents selected independently from halogen, —CN, —CHO, —CF 3 , —OCF 3 , —OH, —C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

n is an integer from 0 to 3;

n 1 is an integer from 1 to 3;

n 2 is an integer from 0 to 4;

n 3 is an integer from 0 to 3;

n 4 is an integer from 0 to 2;

X 1 is selected from a chemical bond, —S—, —O—, —S(O)—, —S(O) 2 —, —NH—, —NHC(O)—,

—C═C—,

R 1 is selected from C 1 -C 6 alkyl, C 1 -C 6 fluorinated alkyl, C 3 -C 6 cycloalkyl, tetrahydropyranyl, camphoryl, adamantyl, CN, —N(C 1 -C 6 alkyl) 2 , phenyl, pyridinyl, pyrimidinyl, furyl, thienyl, napthyl, morpholinyl, triazolyl, pyrazolyl, piperidinyl, pyrrolidinyl, imidazolyl, piperazinyl, thiazolidinyl, thiomorpholinyl, tetrazolyl, indolyl, benzoxazolyl, benzofuranyl, imidazolidine-2-thionyl, 7,7-dimethyl-bicyclo[2.2.1]heptan-2-onyl, benzo[1,2,5]oxadiazolyl, 2-oxa-5-aza-bicyclo[2.2.1]heptanyl, piperazin-2-onyl, and pyrrolyl groups, each optionally substituted by from 1 to 3 substituents independently selected from halogen, —CN, —CHO, —CF 3 , —OCF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), —NO 2 , —SO 2 (C 1 -C 3 alkyl, —SO 2 NH 2 , —SO 2 NH(C 1 -C 3 alkyl), —SO 2 N(C 1 -C 3 alkyl) 2 , —COOH, —CH 2 —COOH, —CH 2 —NH(C 1 -C 6 alkyl), —CH 2 —N(C 1 -C 6 alkyl) 2 , —CH 2 —NH 2 , pyridinyl, 2-methyl-thiazolyl, morpholino, 1-chloro-2-methyl-propyl, C 1 -C 6 thioalkyl, phenyl (further optionally substituted with one or more halogens), benzyloxy, —(C 1 -C 3 alkyl)C(O)CH 3 , —(C 1 -C 3 alkyl)OCH 3 , —C(O)NH 2 ,

X 2 is selected from —O—, —CH 2 —, —S—, —SO—, —SO 2 —, —NH—, —C(O)—,

R 2 is phenyl substituted by a group of the formula —(CH 2 ) n4 —CO 2 H or a pharmaceutically acceptable acid mimic or mimetic; and also optionally substituted by 1 or 2 additional substituents independently selected from halogen, —CN, —CHO, —CF 3 , —OCF 3 , —OH, —C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

R 3 is H, halogen, —CN, —CHO, —CF 3 , —OCF 3 , —OH, —C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), or —NO 2 ; and

R 4 is H, halogen, —CN, —CHO, —CF 3 , —OCF 3 , —OH, —C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), —NO 2 , morpholino, pyrrolidino, piperidinyl, or piperizinyl;

or a pharmaceutically acceptable salt thereof.

2. A method of claim 1 wherein R 2 is selected from the group consisting of:

wherein R a is selected from —CF 3 , —CH 3 , phenyl, or benzyl, with the phenyl or benzyl groups being optionally substituted by from 1 to 3 groups selected from C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —CF 3 , halogen, —OH, or —COOH; R b is selected from —CF 3 , —CH 3 , —NH 2 , phenyl, and benzyl, with the phenyl or benzyl groups being optionally substituted by from 1 to 3 groups selected from C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —CF 3 , halogen, —OH, or —COOH; and R c is selected from —CF 3 and C 1 -C 6 alkyl.

3. The method of claim 1 wherein A is the moiety:

4. The method of claim 1 , the method comprising administering to a mammal in need thereof a pharmaceutically effective amount of a compound of formulae (II):

or a pharmaceutically acceptable salt thereof.

5. The method of claim 4 wherein n3=1.

6. The method of claim 4 wherein R 2 is phenyl substituted by a group of the formula —(CH 2 ) n4 —CO 2 H; and optionally substituted by 1 or 2 additional substituents independently selected from halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and NO 2 .

7. A method of treatment of asthma in a mammal, the method comprising administering to a mammal in need thereof a pharmaceutically effective amount of a compound of formulae (IV):

wherein:

n 1 is an integer from 1 to 3;

n 2 is an integer from 1 to 3;

R 5 , R 6 and R 7 are independently selected from H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1 -C 6 ) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

X 1 is selected from a chemical bond, —S—, —O—, —NH—, and —N(C 1 -C 3 alkyl)—;

X 2 is selected from —O—, SO 2 —, and —CH 2 —;

R 2 is a moiety selected from the group of:

R 8 and R 9 are independently selected from H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

n 4 is an integer from 0 to 2;

R 3 is H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), or —NO 2 ; and

R 4 is H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), —NO 2 , morpholino, pyrrolidino, piperidinyl, or piperizinyl;

or a pharmaceutically acceptable salt thereof.

8. A method of treatment of asthma in a mammal, the method comprising administering to a mammal in need thereof a pharmaceutically effective amount of a compound of the formulae (VI):

wherein:

X 1 is selected from a chemical bond, —S—, —O—, —NH—, and —N(C 1 -C 3 alkyl)—;

X 2 is selected from —O—, —SO 2 —, and —CH 2 —;

R 3 is H, halogen, —CN, —CHO, —CF 3 , —OH, —C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), or —NO 2 ;

R 4 is H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 thioalkyl, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), —NO 2 , morpholino, pyrrolidino, piperidinyl, or piperizinyl;

n 1 is an integer from 1 to 2;

n 2 is an integer from 1 to 2;

R 5 , R 6 and R 7 are independently selected from H, halogen, —CN, —CHO, —CF 3 , OCF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1 -C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

R 8 and R 9 are independently selected from H, halogen, —CN, —CHO, —CF 3 , —OH, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, —NH 2 , —N(C 1-C 6 alkyl) 2 , —NH(C 1 -C 6 alkyl), —NH—C(O)—(C 1 -C 6 alkyl), and —NO 2 ;

or a pharmaceutically acceptable salt thereof.

9. The method of claim 8 wherein: n 1 is 1; and n 2 is 1.

10. The method of claim 1 , wherein X 1 is a chemical bond.

11. The method of claim 3 , wherein X 1 is a chemical bond.

12. The method of claim 4 , wherein X 1 is a chemical bond.

13. The method of claim 7 , wherein X 1 is a chemical bond.

14. The method of claim 8 , wherein X 1 is a chemical bond.

15. The method of claim 1 wherein the compound is selected from:

4-[2-(1-Benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl) ethoxy]benzoic acid;

4-[2-(1-Benzhydryl-5-chloro-2-{2-[(isopropylsulfonyl)amino]ethyl}-1H-indol-3-yl) ethoxy]benzoic acid;

4-[2-(1-Benzhydryl-2-{2-[(butylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl) ethoxy]benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(1-methyl-1H-imidazol-4-yl) sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-2-(2-{[(5-bromo-6-chloro-3-pyridinyl)sulfonyl]amino}ethyl)-5 -chloro-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

16. The method of claim 1 wherein the compound is selected from:

4-[2-(1-Benzhydryl-5-chloro-2-{2-[({[(1R)-7,7-dimethyl-2-oxobicyclo[2.2.1]hept-1-yl]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-({[(methylsulfonyl)methyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4 -(2-{1-Benzhydryl-5-chloro-2-[2-({[(2-(1-naphthyl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-{2-[({2-nitrobenzyl}-sulfonyl)amino]ethyl}-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}-ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

17. The method of claim 1 wherein the compound is selected from:

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3,5-dichlorobenzyl)sulfonyl]amino}-ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-({[3-(trifluoromethyl)-benzyl]sulfonyl}-amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-({[(4-trifluoromethyl)-benzyl]sulfonyl}-amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(4-fluorobenzyl)sulfonyl]amino}-ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(4-chlorobenzyl)sulfonyl]amino}-ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

18. The method of claim 1 wherein the compound is selected from:

4-{2-[2-(2-{[(2-aminobenzyl)sulfonyl]amino}ethyl)-5-chloro-1-(diphenylmethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(dimethylamino)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3,4-difluorobenzyl)sulfonyl]amino}-ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-naphthylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

3-({[(2-{1-benzhydryl-3-[2-(4-carboxyphenoxy)ethyl]-5-chloro-1H-indol-2-yl}ethyl)amino]sulfonyl}methyl)benzoic acid;

or a pharmaceutically acceptable salt thereof.

19. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2-[2-({[(E)-2-phenylethenyl]sulfonyl}amino)ethyl]1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-[1-benzhydryl-5-chloro-2-(2-{[(trifluoromethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[(cyclopropylsulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-2-[2-({[3,5-bis(trifluoromethyl)benzyl]sulfonyl}amino)ethyl]-5-chloro-1H-indol-3-yl}ethoxy)benzoic acid; and

2-{[(2-{1-benzhydryl-3-[2-(4-carboxyphenoxy)ethyl]-5-chloro-1H-indol-2-yl}ethyl)amino]sulfonyl}benzoic acid;

or a pharmaceutically acceptable salt thereof.

20. The method of claim 1 wherein the compound is selected from:

4-[2-(1-benzhydryl-5-chloro-2-{2-[(2-naphthylsulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3,5-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,3-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

21. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-chloro- phenylmethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(4-chloro-2-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-morpholin-4-yl-1H-indol-′3-yl)ethoxy]benzoic acid 4-[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-morpholin-4-yl-1H-indol-3-yl)ethoxy]benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2-cyanobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2-cyanobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

22. The method of claim 1 wherein the compound is selected from:

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3-cyanobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(4-cyanobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-({[4-(1piperidinylsulfonyl)benzyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{2-[2-({[4-(Aminosulfonyl)benzyl]sulfonyl}amino)ethyl]-1-benzhydryl-5-chloro-1H-indol-3-yl}ethoxy)benzoic acid; and

4-(2-{1-Benzhydryl-5-chloro-2-[2-(4-methanesulfonyl-phenylmethane sulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

23. The method of claim 1 wherein the compound is selected from:

4-(2-{1-Benzhydryl-5-chloro-2-[2-(4-diethylsulfamoyl-phenylmethane sulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-{3-[1-Benzhydryl-5-chloro-2-(2-phenylmethanesulfonylamino-ethyl)-1H-indol-3-yl]-propyl}-benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3,5-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-[(methylsulfonyl)amino]ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

24. The method of claim 1 wherein the compound is selected from the group consisting of:

4-{2-[1-benzhydryl-5-chloro-2-{2-[(phenylsulfonyl)amino]ethyl}-1H-indol-3-yl]ethoxy}benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[3-(trifluoromethyl)benzyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

2-{[(2-{[(2-{1-benzhydryl-3-[2-(4-carboxyphenoxy)ethyl]-5-chloro-1H-indol-2-yl}ethyl)amino]sulfonyl}ethyl)amino]carbonyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[pyridin-3-ylmethylsulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-benzhydryl-5-chloro-2-(2-{[pyridin-4-ylmethylsulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

25. The method of claim 1 wherein the compound is selected from the group consisting of:

4-{2-[1-benzhydryl-5-chloro-2-(2-{[pyridin-2-ylmethylsulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethylbenzyl)-sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(cyclohexylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(4-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

26. The method of claim 1 wherein the compound is selected from:

4-{3-[5-chloro-1-(diphenylmethyl)-2-(2-{[(2-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(4-fluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[4-(trifluoromethyl)benzyl]sulfonylamino)ethyl]-1H-indol-3-yl}propyl)benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[3-(trifluoromethyl)benzyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl)benzoic acid; and

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(4-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

or a pharmaceutically acceptable salt thereof.

27. The method of claim 1 wherein the compound is selected from:

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-pyridinylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-pyridinylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(4-pyridinylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid; and

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

or a pharmaceutically acceptable salt thereof.

28. The method of claim 1 wherein the compound is selected from:

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,5-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-methoxybenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[2-(2-{[(2-aminobenzyl)sulfonyl]amino}ethyl)-1-benzhydryl-5-chloro-1H-indol-3-yl]propyl}benzoic acid; and

4-{3-[1-Benzhydryl-5-chloro-2-(2-{[(2-methylbenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

or a pharmaceutically acceptable salt thereof.

29. The method of claim 1 wherein the compound is selected from:

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(4-trifluoromethoxybenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2-fluoro-6-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2,5-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2,6-difluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-2-{1-benzhydryl-5-chloro-2-[2-({[(6-chloro-3-pyridinyl)methyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

or a pharmaceutically acceptable salt thereof.

30. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2-[2-({[(5,6-dichloropyridin-2-yl) methyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3-methoxybenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3,5-dimethylbenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2-methylbenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2,6-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

31. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2[2({[(phenylsulfanyl)methyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2,6-dimethyl-phenylsulfanyl methanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-methoxy-phenyl-sulfanylmethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(2-chloro-6-methylphenyl)sulfanyl]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid; and

4-(2-{1-benzhydryl-5-chloro-2-[2-(3,5-dichloro-phenylsulfanyl methanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

32. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2-[2-(3,4-dimethoxy-phenylsulfanyl methanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-morpholin-4-ylethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-pyrazol-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-phenylamino-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid; and

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(1,4-dioxa-8-azaspiro[4.5]dec-8-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

or a pharmaceutically acceptable salt thereof.

33. The method of claim 1 wherein the compound is selected from:

4-[2-(1-benzhydryl-5-chloro-2-{2-[({2-[4-(2-pyridinyl)-1-piperazinyl]ethyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(1H-1,2,4-triazol-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(3-methyl-1H-pyrazol-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid; and

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(4-methyl-1H-pyrazol-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

or a pharmaceutically acceptable salt thereof.

34. The method of claim 1 wherein the compound is selected from:

4-[2-(1-benzhydryl-5-chloro-2-{2-[({2-[(2R,6S)-2,6-dimethyl-1-piperidinyl]ethyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-thioxo-1-imidazolidinyl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(1,3-thiazolidin-3-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-[1,2,3]triazol-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}ethoxy)benzoic acid; and

4-(3-{1-Benzhydryl-5-chloro-2-[2-(2-morpholin-4-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-propyl)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

35. The method of claim 1 wherein the compound is selected from:

4-[3-(1-Benzhydryl-5-chloro-2-{2-[2-(2,6-dimethyl-piperidin-1-yl)-ethanesulfonylamino]-ethyl)-1H-indol-3-yl)-propyl]-benzoic acid;

4-[3-(1-Benzhydryl-5-chloro-2-{2-[2-(3,5-dimethyl-pyrazol-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-propyl]-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-tetrazol-2-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-tetrazol-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}ethoxy)benzoic acid; and

4-{2-[1-Benzhydryl-6-chloro-2-(2-phenylmethanesulfonylamino-ethyl)-1H-indol-3-yl]-ethoxy}-benzoic acid;

or a pharmaceutically acceptable salt thereof.

36. The method of claim 1 wherein the compound is selected from:

4-(2-{1-Benzhydryl-6-chloro-2-[2-(3,4-dichloro-phenylmethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-Benzhydryl-6-chloro-2-[2-(3,5-dichloro-phenylmethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(2-cyanobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(tetrahydro-2H-pyran-2-ylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid; and

4-{2-[1-Benzhydryl-2-(2-{[(1,3-benzoxazol-2-ylmethyl)sulfonyl]amino}ethyl)-5-chloro-1H-indol-3-yl]ethoxy}benzoic acid;

or a pharmaceutically acceptable salt thereof.

37. The method of claim 1 wherein the compound is selected from:

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(cyanomethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-Benzhydryl-5-chloro-2-(2-{[(3-thienylmethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-Benzhydryl-5-chloro-2-{2-[2-(2-methyl-pyrrolidin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid;

4-[2-(1-Benzhydryl-5-chloro-2-{2-[2-(2-methyl-piperidin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid; and

4-[2-(1-Benzhydryl-5-chloro-2-{2-[2-(2,5-dimethyl-pyrrolidin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid;

or a pharmaceutically acceptable salt thereof.

38. The method of claim 1 wherein the compound is selected from:

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-thiomorpholin-4-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-piperidin-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-o-tolylsulfanylmethanesulfonylamino-ethyl)-1H-indol-3-yl]-ethoxy}-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-chloro-phenylsulfanylmethane-sulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid; or

4-(2-{1-benzhydryl-5-chloro-2-[2-(2,6-dichloro-phenylsulfanylmethane-sulfonyl amino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

39. The method of claim 1 wherein the compound is selected from:

4-(2-{1-benzhydryl-5-chloro-2-[2-(2 ,5-dimethoxy-phenylsulfanyl-methanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[2-(3-hydroxy-pyrrolidine-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid;

4-[2-(1-Benzhydryl-5-chloro-2-{2-[2-(4-hydroxy-piperidin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid;

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-pyrrolidin-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid; and

4-[2-(1-Benzhydryl-5-chloro-2-{2-[2-(2-dimethylaminomethyl-piperidin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy]-benzoic acid;

or a pharmaceutically acceptable salt thereof.

40. The method of claim 1 wherein the compound is selected from:

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-imidazol-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-difluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl]propanoic acid; and

3-(4-{[2-(1-Benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl)ethyl]sulfonyl}phenyl)propanoic acid;

or a pharmaceutically acceptable salt thereof.

41. The method of claim 1 wherein the compound is selected from:

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-difluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl]propanoic acid;

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-fluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl]propanoic acid;

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl]propanoic acid;

4-({[(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl)-5-chloro-1H-indol-3-yl)methyl]amino}methyl)benzoic acid; and

4-{[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3yl)ethyl]sulfonyl}benzoic acid;

or a pharmaceutically acceptable salt thereof.

42. The method of claim 1 wherein the compound is selected from:

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-difluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-fluorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)benzoic acid; and

4-(2-{1-Benzhydryl-5-chloro-2-[2-(2-pyrrolidin-1-yl-ethanesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

43. The method of claim 1 wherein the compound is selected from:

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)1H-indol-3-yl]ethyl}sulfonyl)benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethylbenzyl)sulfonyl]amino}ethyl)1H-indol-3-yl]ethyl}sulfonyl)benzoic acid; and

4-[2-(1-benzhydryl-2-{3-[(benzylsulfonyl)amino]propyl}-5-chloro-1H-indol-3-yl)ethoxy]benzoic acid;

or a pharmaceutically acceptable salt thereof.

44. The method of claim 1 , wherein the compound is selected from:

4-{[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl) ethyl]amino}benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chloro-6-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}amino)benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethyl}amino)benzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}amino)benzoic acid;

4-[[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl) ethyl](methyl)amino]benzoic acid;

4-[{2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethyl}(methyl)amino]benzoic acid;

4-[{2-[1-benzhydryl-5-chloro-2-(2-{[(2-chloro-6-methylphenyl)-sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}(methyl)amino]benzoic acid;

4-[{2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)-sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethyl}(methyl)amino]benzoic acid;

4-[{2-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxyphenyl)-sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethyl}(methyl)amino]benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,4-dichlorophenyl)sulfonyl]-amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,4,6-trichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-cyanophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-(3-{2-[2-({[2-(aminomethyl)phenyl]sulfonyl}amino)ethyl]-1-benzhydryl-5-chloro-1H-indol-3-yl }propyl)benzoic acid;

4-[3-(1-benzhydryl-2-{2-[(1,1′-biphenyl-2-ylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl)propyl ]benzoic acid;

4-{3-[1-benzhydryl-2-(2-{[(2-bromophenyl)sulfonyl]amino}ethyl)-5-chloro-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,4-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,4,6-trichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-cyanophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-(2-{2-[2-({[2-(aminomethyl)phenyl]sulfonyl}amino)ethyl]-1-benzhydryl-5-chloro-1H-indol-3-yl }ethoxy)benzoic acid;

4-[2-(1-benzhydryl-2-{2-[(1,1′-biphenyl-2-ylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl)ethoxy ]benzoic acid;

4-{2-[1-benzhydryl-2-(2-{[(2-bromophenyl)sulfonyl]amino}ethyl)-5-chloro-1H-indol-3-yl]ethoxy }benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(5-chloro-2,4-difluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxy-4-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(4-chloro-2,5-difluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(5-chloro-2,4-difluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(4-chloro-2,5-difluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxy-4-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(7-chloro-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(7-methoxy-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(7-chloro-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(7-methoxy-2,1,3-benzoxadiazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[5-(2-methyl-1,3-thiazol-4-yl)thien-2-yl]sulfonyl}amino)ethyl ]-1H-indol-3-yl}propyl)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[5-(2-methyl-1,3-thiazol-4-yl)thien-2-yl]sulfonyl}amino)ethyl ]-1H-indol-3-yl}ethoxy)benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[(thien-3-ylsulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(6-morpholin-4-ylpyridin-3-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-[3-(1-benzhydryl-5-chloro-2-{2-[(thien-3-ylsulfonyl)amino]ethyl}-1H-indol-3-yl)propyl]benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(6-morpholin-4-ylpyridin-3-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-(2-{1-benzhydryl-2-[2-(benzo[1,2,5]oxadiazole-4-sulfonylamino)-ethyl]-5-chloro-1H-indol-3-yl}-ethoxy) benzoic acid;

4-(3-{1-benzhydryl-2-[2-(benzo[1,2,5]oxadiazole-4-sulfonylamino)-ethyl]-5-chloro-1H-indol-3-yl}-propyl) benzoic acid;

4-(2-{1-benzhydryl-2-[2-(2-benzyloxy-benzenesulfonylamino)-ethyl]-5-chloro-1H-indol-3-yl}-ethoxy) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-isopropoxy-benzenesulfonylamino)-ethyl]-1H-indol-3-yl}-ethoxy) benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-(2-isopropoxy-benzenesulfonylamino)-ethyl]-1H-indol-3-yl}-propyl) benzoic acid;

4-(3-{1-benzhydryl-2-[2-(2-benzyloxy-benzenesulfonylamino)-ethyl]-5-chloro-1H-indol-3-yl}-propyl) benzoic acid;

4-(3-{1-benzhydryl-2-[2-(2-hydroxy-benzenesulfonylamino)-ethyl]-1H-indol-3-yl }-propyl)-benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-(2-hydroxy-benzenesulfonylamino)-ethyl]-1H-indol-3-yl }-propyl)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-chloro-benzenesulfonylamino)-ethyl]-1H-indol-3-yl }-ethoxy)-2-fluoro-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2-chloro-6-methyl-benzenesulfonylamino)-ethyl]-1H-indol-3-yl }-ethoxy)-2-fluoro-benzoic acid;

N-[2-(1-benzhydryl-5-chloro-3-{2-[4-(2H-tetraazol-5-yl)phenoxy]ethyl}-1H-indol-2-yl) ethyl]-1-(3,4-dichlorophenyl)methanesulfonamide;

N-[2-(1-benzhydryl-5-chloro-3-{2-[4-(2H-tetrazol-5-yl)-phenoxy]-ethyl}-1H-indol-2-yl)-ethyl ]-2-chlorobenzenesulfonamide;

N-[2-(1-benzhydryl-5-chloro-3-{2-[4-(2H-tetraazol-5-yl)phenoxy]ethyl}-1H-indol-2-yl)ethyl ]butane-1-sulfonamide;

N-[2-(1-benzhydryl-5-chloro-3-{2-[4-(2H-tetraazol-5-yl)phenoxy]ethyl}-1H-indol-2-yl)ethyl ]-2,2,2-trifluoroethanesulfonamide;

4-(2-{1-benzhydryl-5-chloro-2-[2-(2,4,6-trifluoro-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(4-methoxy-2-nitro-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-(3-trifluoromethoxy-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-ethoxy)-benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-(2,4,6-trifluoro-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-propyl)-benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-(4-methoxy-2-nitro-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-propyl)-benzoic acid; and

4-(3-{1-benzhydryl-5-chloro-2-[2-(3-trifluoromethoxy-benzenesulfonylamino)-ethyl ]-1H-indol-3-yl}-propyl)-benzoic acid;

or a pharmaceutically acceptable salt thereof.

45. The method of claim 1 , wherein the compound is selected from:

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(5-methyl-1-phenyl-1H-pyrazol-4-yl) sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(5-methyl-1-phenyl-1H-pyrazol-4-yl) sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(1,3,5-trimethyl-1H-pyrazol-4-yl)sulfonyl ]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(1,3,5-trimethyl-1H-pyrazol-4-yl)sulfonyl ]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,3-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,3-dichlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(4′-fluoro-1,1′-biphenyl-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(4′-fluoro-1,1′-biphenyl-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(3,4-dichlorophenyl)thio]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy ]benzoic acid; and

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(3-chloro-4-fluorophenyl)thio]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl) ethoxy]benzoicacid;

or a pharmaceutically acceptable salt thereof.

46. The method of claim 1 , wherein the compound is selected from:

4-[2-(2-{2-[2-(4-acetyl-piperazin-1-yl)-ethanesulfonylamino]-ethyl}-1-benzhydryl-5-chloro-1H-indol-3-yl)-ethoxy ]-benzoic acid;

4-[2-(1-benzhydryl-5 -chloro-2-{2-[2-(3,5-dimethyl-piperazin-1-yl)-ethanesulfonylamino]-ethyl}-1H-indol-3-yl)-ethoxy ]-benzoic acid;

4-[2-(2-{2-[2-(4-acetyl-3,5-dimethyl-piperazin-1-yl)-ethanesulfonylamino]-ethyl}-1-benzhydryl-5-chloro-1H-indol-3-yl)-ethoxy ]-benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(4-methylpiperidin-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(3-methylpiperidin-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-[2-(1-benzhydryl-2-{2-[2-(2-carbamoyl-pyrrolidin-1-yl)-ethanesulfonylamino]-ethyl}-5-chloro- 1 H-indol-3-yl)-ethoxy ]-benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({2-[(2S)-2-(methoxymethyl)pyrrolidin-1-yl]ethyl}sulfonyl)amino]ethyl}-1H-indol-3-yl) ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-ethylpiperidin-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({2-[(3R,5S)-3,5-dimethylmorpholin-4-yl]ethyl}sulfonyl)amino ]ethyl}-1H-indol-3-l)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-oxa-5-azabicyclo[2.2.1]hept-5-yl)ethyl]sulfonyl}amino)ethyl ]-1H-indol-3-yl}ethoxy)benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-isopropylpyrrolidin-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-methyl-3-oxopiperazin-1-yl)ethyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxylbenzoic acid;

4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-2yl]ethyl}sulfonyl)benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(1,2-dimethyl-1H-imidazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(1,2-dimethyl-1H-imidazol-4-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl ]propanoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-4-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-4-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-5-fluoro-2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-5-fluoro-2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl ]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-nitrophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-nitrophenyl)sulfonyl amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[(mesitylsulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-(2,4,6-trimethyl-benzenesulfonylamino)-ethyl]-1H-indol-3-yl}-propyl)-benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[2-fluoro-6-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-fluoro-6-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-diethylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-diethylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid; and

or a pharmaceutically acceptable salt thereof.

47. The method of claim 1 , wherein the compound is selected from:

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-dimethylbenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[3-(1-benzhydryl-5-chloro-2-{2-[(cyclopropylsulfonyl)amino]-ethyl}-1H-indol-3-yl)propyl]benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-phenylethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-phenylethyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(2,4-dichlorophenyl)sulfanyl]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl)ethoxy]benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(2,4-difluorophenyl)thio]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl) ethoxy]benzoic acid;

4-[2-(1-benzhydryl-5-chloro-2-{2-[({[(3,4-dichlorophenyl)sulfinyl]methyl}sulfonyl)amino]ethyl}-1H-indol-3-yl) ethoxy]benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-hydroxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

N-{2-[1-benzhydryl-5-chloro-3-(2-{4-[(Z)-(2,4-dioxo-1,3-thiazolidin-5-ylidene)methyl]phenoxy}ethyl)-1H-indol-2-yl]ethyl}-1-(3,4-dichlorophenyl)methanesulfonamide;

N-[2-(1-benzhydryl-5-chloro-3-{2-[4-(2,4-dioxo-thiazolidin-5-ylidenemethyl)-phenoxy]ethyl}-1H-indol-2-yl)-ethyl ]-2-methyl-benzenesulfonamide;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(1-methyl-1H-imidazol-2-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(1-methyl-1H-imidazol-2-yl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{3-[1-benzhydryl-2-(2-{[(2-chlorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}-2-fluorobenzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-chlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}-2-fluorobenzoic acid;

3-[4-({2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethyl}sulfonyl)phenyl]-2,2-dimethylpropanoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}-2-methoxybenzoic acid; and

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3,4-dichlorobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}-2-isopropoxybenzoic acid;

or a pharmaceutically acceptable salt thereof.

48. The method of claim 1 , wherein the compound is selected from:

4-{3-[5-chloro-1-(diphenylmethyl)-2-(2-{[(2-nitrobenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[4-(methylsulfonyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[2-(methylsulfonyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-[3-(1-benzhydryl-2-{2-[(1,1′-biphenyl-3-ylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3-yl)propyl]benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[2-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[3-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-fluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[5-chloro-2-(2-{[(2,6-difluorophenyl)sulfonyl]amino}ethyl)-1-(diphenylmethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-chloro-6-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[4-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-(3-{5-chloro-1-(diphenylmethyl)-2-[2-({[2-(trifluoromethoxy)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-{3-[1-benzhydryl-2-(2-{[(2-tert-butylphenyl)sulfonyl]amino}ethyl)-5-chloro-1H-indol-3-yl]propyl}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[2-(methylthio)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-{3-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoic acid;

4-(3-{1-benzhydryl-5-chloro-2-[2-({[2-(2-chloro-1-methylethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[4-(methylsulfonyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(methylsulfonyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-[2-(1-benzhydryl-2-{2-[(1,1′-biphenyl-3-ylsulfonyl)amino]ethyl}-5-chloro-1H-indol-3yl)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[3-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-fluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2,6-difluorophenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-chloro-6-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[4-(trifluoromethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-(2-{5-chloro-1-(diphenylmethyl)-2-[2-({[2-(trifluoromethoxy)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(2-methoxyphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-{2-[1-benzhydryl-2-(2-{[(2-tert-butylphenyl)sulfonyl]amino}ethyl)-5-chloro-1H-indol-3-yl]ethoxy}benzoic acid; and

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(methylthio)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

4-{2-[1-benzhydryl-5-chloro-2-(2-{[(3-chloro-2-methylphenyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]ethoxy}benzoic acid;

4-[2-(1-benzhydryl-2-{2-[(benzylsulfonyl)amino]ethyl}-5-nitro-1H-indol-3-yl)ethoxy]benzoic acid;

4-(2-{1-benzhydryl-5-chloro-2-[2-({[2-(2-chloro-1-methylethyl)phenyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}ethoxy) benzoic acid;

3-(2-(1-benzhydryl-5-chloro-2-(2-(phenylmethylsulfonamido)ethyl)-1H-indol-3-yl)ethoxy) benzoic acid;

3-(2-(1-benzhydryl-5-chloro-2-(2-((3,4-dichlorophenyl)methylsulfonamido)ethyl)-1H-indol-3-yl) ethoxy)benzoic acid;

2-(2-(1-benzhydryl-5-chloro-2-(2-(phenylmethylsulfonamido)ethyl)-1H-indol-3-yl)ethoxy) benzoic acid; and

2-(2-(1-benzhydryl-5-chloro-2-(2-((3,4-dichlorophenyl)methylsulfonamido)ethyl)-1H-indol-3-yl) ethoxy)benzoic acid;

or a pharmaceutically acceptable salt thereof.