Compounds and pharmaceutical compositions thereof for the treatment of inflammatory disorders

1. A method of treating scleroderma which method comprises administering to a subject in need thereof a compound according to Formula I:

wherein

R 1a is H, halo or C 1-4 alkyl;

R 1b is:

halo,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected halo), or

C 1-4 alkoxy (which alkoxy is optionally substituted with one or more independently selected halo);

X is —S—, —O—, —N═CH—, —CH═N— or —CH═CH—;

W is N, or CR 3

when W is N, R 2 is:

H,

—CN,

halo,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or CN)

—C(═O)CH 3 ,

—C(═O)CF 3 ,

—C(═O)OCH 3 ,

—C(═O)NH 2 , or

—NHC(═O)CH 3 , or

when W is CR 3 , one of R 2 or R 3 is:

H,

—CN,

halo,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or CN)

—C(═O)CH 3 ,

—C(═O)CF 3 ,

—C(═O)OCH 3 ,

—C(═O)NH 2 , or

—NHC(═O)CH 3 ,

and the other is H, or C 1-4 alkyl;

R 4 is C 1-4 alkyl;

R 5 is C 1-4 alkyl optionally substituted with one or more independently selected CN, OH, halo, or —C(═O)NH 2 ;

one of R 6a or R 6b is selected from H, —CH 3 , and halo, and the other is H;

Cy is:

C 4-10 cycloalkyl,

4-10 membered mono or bicyclic heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S, or

4-7 membered heterocycloalkenyl containing 1 double bond, containing one or more heteroatoms independently selected from O, N, and S;

each R 7 is independently selected from:

OH,

oxo,

halo, and

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or C 1-4 alkoxy);

the subscript a is 0, 1 or 2;

R 8 is -(L 1 -W 1 ) m -L 2 -G 1 ,

wherein

L 1 is absent, or is —O—, —C(═O)—, —NR i , —NR h C(═O)—, or —SO 2 —;

W 1 is C 1-4 alkylene;

the subscript m is 0, or 1;

L 2 is absent, or is —O—, —C(═O)—, —C(═O)O—, —OC(═O)—, —C(═O)—C(═O)—, —C(═O)—C(═O)NR a —, —NR b —, —C(═O)NR c —, —NR d C(═O)—, —NR j C(═O)O—, —SO 2 —, —SO 2 NR e — or —NR f SO 2 —;

G 1 is

H,

—CN,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected —CN, OH, halo or phenyl),

C 3-7 cycloalkyl (which cycloalkyl is optionally substituted with —NH 2 ),

5-6 membered heterocycloalkenyl containing 1 double bond containing one or more heteroatoms independently selected from O, N, and S (which heterocycloalkenyl is optionally substituted with one or more independently selected R 9 groups),

4-10 membered mono, bi or spirocyclic heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S (which heterocycloalkyl is optionally substituted with one or more independently selected R 9 groups), or

5-6 membered heteroaryl containing one or more heteroatoms independently selected from O, N, and S (which heteroaryl is optionally substituted with one or more independently selected R 10 groups),

each R 9 is oxo, or R 10

each R 10 is:

—OH,

halo,

—CN,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, halo, or phenyl),

C 1-4 alkoxy,

C 3-7 cycloalkyl,

phenyl,

—SO 2 CH 3 ,

—C(═O)C 1-4 alkoxy,

—C(═O)C 1-4 alkyl, or

—NR g C(═O)C 1-4 alkyl; and

each R a , R b , R c , R d , R e , R f , R g , R h , R i , and R j is independently selected from H and C 1-4 alkyl;

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

2. A method according to claim 1 , comprising administering a compound according to Formula II:

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

3. A method according to claim 1 , comprising administering a compound according to Formula III:

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

4. A method according to claim 1 , wherein R 5 is —CH 3 , or —C 2 H 5 .

5. A method according to claim 2 , wherein R 5 is —CH 3 , or —C 2 H 5 .

6. A method according to claim 3 , wherein R 5 is —CH 2 —CH 2 —CN, —CH 2 —CH 2 —OH, —CH 2 —CF 3 , or —CH 2 —CH 2 —C(═O)NH 2 .

7. A method according to claim 1 , wherein Cy is 4-10 membered mono or bicyclic heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S.

8. A method according to claim 1 , wherein the subscript a is 0.

9. A method according to claim 1 , comprising administering a compound according to Formula Va, Vb, Vc, or Vd:

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

10. A method according to claim 9 , wherein W 1 is —CH 2 —, —CH 2 —CH 2 —, —C(CH 3 )H—, —CH 2 —CH 2 —CH 2 — or —CH 2 —C(CH 3 )H—.

11. A method according to claim 10 , wherein G 1 is 4-7 membered heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S, which heterocycloalkyl is substituted with one or two independently selected R 9 groups.

12. A method according to claim 11 , wherein R 9 is R 10 and R 10 is selected from OH, F, Cl, and —CN.

13. A method according to claim 12 , wherein R 6a is H, —CH 3 or F, and R 6b is H.

14. A method of treating scleroderma, which method comprises administering to a subject in need thereof a compound selected from:

2-((2-ethyl-8-methyl-6-(piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(4-(2-(3-hydroxy-3-methylazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

(R)-2-((2-ethyl-6-(4-(2-(3-hydroxypyrrolidin-1-yl)-2-oxoethyl)piperazin-1-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

(S)-2-((2-ethyl-6-(4-(2-(3-hydroxypyrrolidin-1-yl)-2-oxoethyl)piperazin-1-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)-3,3-dimethylpiperazin-1-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-8-methylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

(R)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-8-methylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

(S)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-8-methylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

2-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)-8-methylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-(ethyl(2-ethyl-8-methyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-8-fluoro-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-(4-(3-((5-cyano-4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethyl-8-fluoroimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N-methylacetamide,

2-(4-(2-ethyl-8-fluoro-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

(S)-2-(4-(2-ethyl-8-fluoro-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

(R)-2-(4-(2-ethyl-8-fluoro-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-7-methylimidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

2-[(2-Ethyl-7-fluoro-6-{4-[2-(3-hydroxy-azetidin-1-yl)-2-oxo-ethyl]-piperazin-1-yl}-imidazo[1,2-a]pyridin-3-yl)-methyl-amino]-4-(4-fluoro-phenyl)-thiazole-5-carbonitrile,

2-[4-(2-Ethyl-7-fluoro-3-{[4-(4-fluoro-phenyl)-thiazol-2-yl]-methyl-amino}-imidazo[1,2-a]pyridin-6-yl)-piperazin-1-yl]-1-(3-hydroxy-azetidin-1-yl)-ethanone,

2-[4-(2-Ethyl-7-fluoro-3-{[4-(4-fluoro-phenyl)-thiazol-2-yl]-methyl-amino}-imidazo[1,2-a]pyridin-6-yl)-piperazin-1-yl]-1-(3-hydroxy-pyrrolidin-1-yl)-ethanone,

2-[4-(2-Ethyl-7-fluoro-3-{[4-(4-fluoro-phenyl)-thiazol-2-yl]-methyl-amino}-imidazo[1,2-a]pyridin-6-yl)-piperazin-1-yl]-1-(3-hydroxy-pyrrolidin-1-yl)-ethanone,

2-(4-(3-((5-cyano-4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N-methylacetamide,

tert-butyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carboxylate,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

(S)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

(R)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

N-(1-(2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)acetoyl)pyrrolidin-3-yl)acetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-fluoroazetidin-1-yl)ethanone,

1-(3,3-difluoroazetidin-1-yl)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)ethanone,

1-(azetidin-1-yl)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(pyrrolidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-morpholinoethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)acetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-(hydroxymethyl)azetidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N,N-dimethylacetamide,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)acetate,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)propanoate,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)acetonitrile,

N-(6-(4-((1-cyclopropyl-1H-tetrazol-5-yl)methyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(4-(oxazol-2-ylmethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(4-((1,2,4-oxadiazol-3-yl)methyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)acetic acid,

2-hydroxyethyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carboxylate,

tert-butyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carbonyl)pyrrolidine-1-carboxylate,

tert-butyl 3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carbonyl)pyrrolidine-1-carboxylate,

(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)(pyrrolidin-2-yl)methanone,

(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)(pyrrolidin-3-yl)methanone,

1-(3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carbonyl)pyrrolidin-1-yl)ethanone,

(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)(1-(methylsulfonyl)pyrrolidin-3-yl)methanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-2-hydroxyethanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)propan-1-one,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-4-hydroxybutan-1-one,

4-(dimethylamino)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)butan-1-one,

N-(2-ethyl-6-(4-(methylsulfonyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(4-(3-chloropropylsulfonyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(4-(3-(dimethylamino)propylsulfonyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(4-(3-(pyrrolidin-1-yl)propylsulfonyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-ylsulfonyl)propan-1-ol,

methyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-ylsulfonyl)acetate,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-ylsulfonyl)acetic acid,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-ylsulfonyl)acetamide,

tert-butyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-3-oxopiperazine-1-carboxylate,

tert-butyl 4-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)-3-oxopiperazine-1-carboxylate,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-3-oxopiperazin-1-yl)acetate,

1-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-4-(methylsulfonyl)piperazin-2-one,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(1-(chloromethylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

4-(4-chlorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)-2,5-dihydro-1H-pyrrol-3-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

4-(4-chlorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)-1,4,5,6-tetrahydropyridin-3-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

4-(4-tert-butylphenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-methoxyphenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methyl-4-(4-(trifluoromethoxy)phenyl)thiazol-2-amine,

4-(3,4-difluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridin-1 (2H)-ylsulfonyl)propyl acetate,

3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridin-1 (2H)-ylsulfonyl)propan-1-ol,

4-(2-ethyl-3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-3,6-dihydro-2H-thiopyran 1,1-dioxide,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-5-fluoro-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

tert-butyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-3-hydroxypiperidine-1-carboxylate,

4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-1-(methylsulfonyl)piperidin-3-ol,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

4-(4-tert-butylphenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-methoxyphenyl)-N-methylthiazol-2-amine,

4-(3,4-difluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methyl-4-(4-(trifluoromethyl)phenyl)thiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methyl-4-(4-(trifluoromethoxy)phenyl)thiazol-2-amine,

N-(6-(1-(3-chloropropylsulfonyl)piperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(1-(3-(dimethylamino)propylsulfonyl)piperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(3-morpholinopropylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(3-(pyrrolidin-1-yl)propylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(1-(3-aminopropylsulfonyl)piperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(2-morpholinoethylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidine-1-sulfonamide,

3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-ylsulfonyl)propyl acetate,

3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-ylsulfonyl)propan-1-ol,

3-(4-(2-ethyl-3-((5-fluoro-4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-ylsulfonyl)propan-1-ol,

2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-5-methylthiazol-4-yl)-5-fluorobenzonitrile,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluoro-2-methylphenyl)-N-methylthiazol-2-amine,

4-(2-chloro-4-fluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

4-(2,4-difluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-y1)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N,5-dimethylthiazol-2-amine,

4-(4-fluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-(d3-methyl)thiazol-2-amine,

4-(4-fluorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-(d3-methyl)-(d-thiazol-2)-amine,

methyl 2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carboxylate,

1-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl)ethanone,

N-(2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorophenyl)acetamide,

(2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorophenyl)methanol,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridin-1 (2H)-yl)acetate,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)acetate,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

(R)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

(S)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-(hydroxymethyl)azetidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(pyrrolidin-1-yl)ethanone,

(S)-1-(2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)acetoyl)pyrrolidine-3-carbonitrile,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-(hydroxymethyl)pyrrolidin-1-yl)ethanone,

4-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)-1,3-dioxolan-2-one,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N-(2-hydroxyethyl)-N-methylacetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N-methoxy-N-methylacetamide,

N-(cyanomethyl)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N-methylacetamide,

5-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)oxazolidin-2-one,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N-(3-hydroxypropyl)acetamide,

1-(3,3-difluoroazetidin-1-yl)-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)acetamide,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-2-(pyrrolidin-1-yl)ethanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-2-(methylamino)ethanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-2-(3-hydroxyazetidin-1-yl)ethanone,

2-(dimethylamino)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)ethanone,

3-(dimethylamino)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)propan-1-one,

2-(3,3-difluoroazetidin-1-yl)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)ethanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-3-(methylamino)propan-1-one,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-2-(3-fluoroazetidin-1-yl)ethanone,

1-(3-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)azetidin-1-yl)ethanone,

5-bromo-N-(2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-y1)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carboxamide,

2-((2-ethyl-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(4-(2-(3-(hydroxymethyl)azetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-(4-(3-((5-cyano-4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N,N-dimethylacetamide,

2-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

(R)-2-((2-ethyl-6-(1-(2-(3-hydroxypyrrolidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

(S)-2-((2-ethyl-6-(1-(2-(3-hydroxypyrrolidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-((2-ethyl-6-(1-(2-(3-(hydroxymethyl)azetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazole-5-carbonitrile,

2-(4-(3-((5-cyano-4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-1-(3-(hydroxymethyl)azetidin-1-yl)ethanone,

(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl)methanol,

(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-(trifluoromethoxy)phenyl)thiazol-5-yl)methanol,

(2-((6-(1-(3-(dimethylamino)propylsulfonyl)piperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl),

(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-(trifluoromethyl)phenyl)thiazol-5-yl)methanol,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(pyrrolidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-(hydroxymethyl)azetidin-1-yl)ethanone,

2-(dimethylamino)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)ethanone,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)propan-1-one,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N,N-dimethylacetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxyazetidin-1-yl)ethanone,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)-5-(2,2,2-trifluoroacetoyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N,N-dimethylacetamide,

1-(2-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl)-2,2,2-trifluoroethanone,

1-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl)-2,2,2-trifluoroethanone,

2-(2-((2-ethyl-6-(piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-5-methylthiazol-4-yl)-5-fluorobenzonitrile,

2-(2-((2-ethyl-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-5-methylthiazol-4-yl)-5-fluorobenzonitrile,

2-(4-(3-((4-(2-cyano-4-fluorophenyl)-5-methylthiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N-methylacetamide,

2-(2-((2-ethyl-6-(4-(2-(3-fluoroazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(2-((6-(4-(2-(3,3-difluoroazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(2-((2-ethyl-6-(4-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(2-((6-(4-(2-(azetidin-1-yl)-2-oxoethyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(4-(3-((4-(2-cyano-4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N,N-dimethylacetamide,

2-(4-(3-((4-(2-cyano-4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-N-methylacetamide,

2-(2-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorobenzonitrile,

2-(4-(3-((4-(2-cyano-4-fluorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

2-(2-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-5-methylthiazol-4-yl)-5-fluorobenzonitrile,

2-(5-((2-ethyl-6-(1-(2-(3-hydroxyazetidin-1-yl)-2-oxoethyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-1,2,4-thiadiazol-3-yl)-5-fluorobenzonitrile,

2-(4-(2-(2-cyanoethyl)-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

3-(3-((4-(4-fluorophenyl)-5-(hydroxymethyl)thiazol-2-yl)(methyl)amino)-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-2-yl)propanenitrile,

3-(6-(1-(2-(dimethylamino)-2-oxoethyl)piperidin-4-yl)-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-2-yl)propanamide,

N-(6-(3-aminoazetidin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

2-(1-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)azetidin-3-ylamino)-1-(3-hydroxyazetidin-1-yl)ethanone,

N-(1-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)azetidin-3-yl)-2-(3-hydroxyazetidin-1-yl)acetamide,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)ethanol,

N-(2-ethyl-6-morpholinoimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-thiomorpholine 1,1-dioxide,

1-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)imidazolidin-2-one,

ethyl 2-(3-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)-2-oxoimidazolidin-1-yl)acetate,

4-(4-chlorophenyl)-N-methyl-N-(6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)-2-(2,2,2-trifluoroethyl)imidazo[1,2-a]pyridin-3-yl)thiazol-2-amine,

2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)-4-(4-fluorophenyl)thiazol-5-yl)acetonitrile,

2-ethyl-N-(4-(4-fluorophenyl)pyrimidin-2-yl)-N-methyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-amine,

3-(4-chlorophenyl)-N-(2-ethyl-6-(4-(methylsulfonyl)piperazin-1-yl)imidazo[1,2-a]pyridin-3-yl)-N-methyl-1,2,4-thiadiazol-5-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-3-(4-fluorophenyl)-N-methyl-1,2,4-oxadiazol-5-amine,

2-(4-(2-ethyl-3-((3-(4-fluorophenyl)-1,2,4-thiadiazol-5-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridin-1(2H)-yl)-N,N-dimethylacetamide,

2-(4-(2-ethyl-3-((3-(4-fluorophenyl)-1,2,4-thiadiazol-5-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-N,N-dimethylacetamide,

N-(6-(4-((1H-imidazol-5-yl)methyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methyl-4-(4-(trifluoromethyl)phenyl)thiazol-2-amine,

N-cyclopropyl-2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)acetamide,

5-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)-3-methyloxazolidin-2-one,

(R)-5-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)oxazolidin-2-one,

(S)-5-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)oxazolidin-2-one,

4-((4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)methyl)oxazolidin-2-one,

N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-3-(4-fluorophenyl)-N-methyl-1,2,4-thiadiazol-5-amine,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)propane-1,2-dione,

5-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carbonyl)pyrrolidin-2-one,

(1-aminocyclopropyl)(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)methanone,

(S)-1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-2-hydroxypropan-1-one,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-2-oxoacetamide,

1-benzyl-4-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazine-1-carbonyl)pyrrolidin-2-one,

3-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)oxazolidin-2-one,

2-(2-ethyl-3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-1-[1,2]thiazinane-1,1-dioxide,

4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-N-(thiophen-2-yl)-5,6-dihydropyridine-1(2H)-carboxamide,

4-(4-chlorophenyl)-N-(2-ethyl-6-(1-(methylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

4-(4-chlorophenyl)-N-(2-ethyl-6-(1-(trifluoromethylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)imidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

1-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-4-ol,

2-(4-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)ethanol,

4-(2-ethyl-3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-thiomorpholine-1,1-dioxide,

tert-butyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridine-1(2H)-carboxylate,

1-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)propan-1-one,

N-(2-ethyl-6-(piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(1-benzylpiperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(1-isopropylpiperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

tert-butyl 4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidine-1-carboxylate,

N-(6-(3,6-dihydro-2H-pyran-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

4-(4-chlorophenyl)-N-(6-(3,6-dihydro-2H-pyran-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

(2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-4,5-dihydrooxazol-5-yl)methanol,

2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperidin-1-yl)-1-(3-hydroxypyrrolidin-1-yl)ethanone,

2-(2-((2-ethyl-6-(1-(methylsulfonyl)piperidin-4-yl)imidazo[1,2-a]pyridin-3-yl)(methyl)amino)thiazol-4-yl)-5-fluorophenol,

tert-butyl 4-(3-((3-(4-chlorophenyl)-1,2,4-thiadiazol-5-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazine-1-carboxylate,

N-(6-(4-((1H-imidazol-2-yl)methyl)piperazin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

cyclopropyl(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)methanone,

ethyl 2-(4-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)piperazin-1-yl)-2-oxoacetate,

[6-(1,1-Dioxo-isothiazolidin-2-yl)-2-ethyl-imidazo[1,2-a]pyridin-3-yl]-[4-(4-fluoro-phenyl)-thiazol-2-yl]-methyl-amine,

tert-butyl 4-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)-5,6-dihydropyridine-1(2H)-carboxylate,

4-(4-chlorophenyl)-N-(6-(3,6-dihydro-2H-thiopyran-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

N-(6-(4,4-difluoropiperidin-1-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(6-(1-(3-chloropropylsulfonyl)-1,2,3,6-tetrahydropyridin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

tert-butyl 4-(3-((4-(4-chlorophenyl)thiazol-2-yl)(methyl)amino)-2-ethylimidazo[1,2-a]pyridin-6-yl)piperazine-1-carboxylate,

N-(6-(1-(cyclohexylmethyl)piperidin-4-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(5-methyl-4,5-dihydrooxazol-2-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

N-(2-ethyl-6-(4-methyl-4,5-dihydrooxazol-2-yl)imidazo[1,2-a]pyridin-3-yl)-4-(4-fluorophenyl)-N-methylthiazol-2-amine,

2-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-4,5-dihydrooxazole-4-carboxylic acid,

(2-(2-ethyl-3-((4-(4-fluorophenyl)thiazol-2-yl)(methyl)amino)imidazo[1,2-a]pyridin-6-yl)-4,5-dihydrooxazol-4-yl)methanol, and

4-(4-chlorophenyl)-N-(6-(4,5-dihydrooxazol-2-yl)-2-ethylimidazo[1,2-a]pyridin-3-yl)-N-methylthiazol-2-amine,

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

15. A method of treating scleroderma, which method comprises administering to a subject in need thereof a pharmaceutical composition comprising a pharmaceutically acceptable carrier and a pharmaceutically effective amount of a compound according to Formula I:

wherein

R 1a is H, halo or C 1-4 alkyl;

R 1b is:

halo

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected halo), or

C 1-4 alkoxy (which alkoxy is optionally substituted with one or more independently selected halo);

X is —S—, —O—, —N═CH—, —CH═N— or —CH═CH—;

W is N, or CR 3

when W is N, R 2 is:

H,

—CN,

halo,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or CN)

—C(═O)CH 3 ,

—C(═O)CF 3 ,

—C(═O)OCH 3 ,

—C(═O)NH 2 , or

—NHC(═O)CH 3 , or

when W is CR 3 , one of R 2 or R 3 is:

H,

—CN,

halo,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or CN)

—C(═O)CH 3 ,

—C(═O)CF 3 ,

—C(═O)OCH 3 ,

—C(═O)NH 2 , or

—NHC(═O)CH 3 ,

and the other is H, or C 1-4 alkyl;

R 4 is C 1-4 alkyl;

R 5 is C 1-4 alkyl optionally substituted with one or more independently selected CN, OH, halo, or —C(═O)NH 2 ;

one of R 6a or R 6b is selected from H, —CH 3 , and halo, and the other is H;

Cy is:

C 4-10 cycloalkyl,

4-10 membered mono or bicyclic heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S, or

4-7 membered heterocycloalkenyl containing 1 double bond, containing one or more heteroatoms independently selected from O, N, and S;

each R 7 is independently selected from:

OH

oxo,

halo, and

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, or C 1 -4 alkoxy);

the subscript a is 0, 1 or 2;

R 8 is -(L 1 -W 1 ) m -L 2 -G 1 ,

wherein

L 1 is absent, or is —O—, —C(═O)—, —NR i , —NR h C(═O)—, or —SO 2 —;

W 1 is C 1-4 alkylene;

the subscript m is 0, or 1;

L 2 is absent, or is —O—, —C(═O)—, —C(═O)O—, —OC(═O)—, —C(═O)—C(═O)—, —C(═O)—C(═O)NR a —, —NR b —, —C(═O)NR c , —NR d C(═O)—, —NR j C(═O)O—, —SO 2 —, —SO 2 NR e — or —NR f SO 2 —,

G 1 is

H,

—CN,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected —CN, OH, halo or phenyl),

C 3-7 cycloalkyl (which cycloalkyl is optionally substituted with —NH 2 ),

5-6 membered heterocycloalkenyl containing 1 double bond containing one or more heteroatoms independently selected from O, N, and S (which heterocycloalkenyl is optionally substituted with one or more independently selected R 9 groups),

4-10 membered mono, bi or spirocyclic heterocycloalkyl containing one or more heteroatoms independently selected from O, N, and S (which heterocycloalkyl is optionally substituted with one or more independently selected R 9 groups), or

5-6 membered heteroaryl containing one or more heteroatoms independently selected from O, N, and S (which heteroaryl is optionally substituted with one or more independently selected R 10 groups),

each R 9 is oxo, or R 10 ;

each R 10 is:

—OH,

halo,

—CN,

C 1-4 alkyl (which alkyl is optionally substituted with one or more independently selected OH, halo, or phenyl),

C 1-4 alkoxy,

C 3-7 cycloalkyl,

phenyl,

—SO 2 CH 3 ,

—C(═O)C 1-4 alkoxy,

—C(═O)C 1-4 alkyl, or

—NR g C(═O)C 1-4 alkyl; and

each R a , R b , R c , R d , R e , R f , R g , R h , R i , and R j is independently selected from H and C 1-4 alkyl;

or a pharmaceutically acceptable salt, or a solvate, or a pharmaceutically acceptable salt of a solvate thereof.

16. A method according to claim 15 , wherein the pharmaceutical composition comprises a further therapeutic agent.

17. A method according to claim 15 , comprising administering a compound according to Formula 1 or a pharmaceutically acceptable salt thereof.

18. A method according to claim 1 , wherein the compound or pharmaceutically acceptable thereof is administered in combination with a further therapeutic agent.

19. A method according to claim 18 , wherein the further therapeutic agent is for the treatment of fibrotic diseases.

20. A method according to claim 16 , wherein the further therapeutic agent is for the treatment of fibrotic diseases.