Patent ID: 8378108

Claim:
A compound of formula (I) wherein: R 1 is alkyl of 1-10 carbon atoms, cycloalkyl of 3-8 carbon atoms, alkenyl of 2-10 carbon atoms, alkynyl of 2-10 carbon atoms, aryl, heteroaryl or heterocyclyl, all of which are optionally substituted with 1, 2, or 3 substituents selected from halo, oxo, alkyl of 1-6 carbon atoms, cycloalkyl of 3-8 carbon atoms, heterocyclyl, phenyl, phenoxy, halo, —CN, —O—R 6 , —C(O)—R 6 , —OC(O)—R 6 —C(O)—O—R 6 , —N(R 6 )—C(O)—O—R 7 , —N(R 6 )—C(O)—R 7 , —N(R 6 )—C(O)—N(R 6 )(R 7 ), and —C(O)—N(R 6 )(R 7 ), wherein alkyl, cycloalkyl, heterocyclyl, phenyl, and phenoxy are optionally substituted by 1, 2, or 3 substituents selected from alkyl of 1-6 carbon atoms, cycloalkyl of 3-8 carbon atoms, alkoxy of 1-6 carbon atoms, hydroxyl, and halo; provided that R 1 is not methyl when R 3 is morpholinyl or furyl; wherein R 6 and R 7 are independently selected from the group consisting of hydrogen, alkyl of 1-6 carbon atoms, or cycloalkyl of 3-8 carbon atoms; or R 6 and R 7 when taken together with the nitrogen to which they are attached form a heterocycle; R 2 is hydrogen, halo, cyano, alkoxy, or alkyl optionally substituted by halo; R 3 is aryl, heteroaryl, or heterocyclyl, all of which are optionally substituted with 1, 2 or 3 substituents selected from alkyl of 1-6 carbon atoms, alkoxy of 1-6 carbon atoms, cycloalkyl of 3-8 carbon atoms, cycloalkylalkyl, aryl, arylalkyl, heteroaryl, heteroarylalkyl, heterocyclyl, heterocyclylalkyl, halo, haloalkoxy, oxo, —CN, —O—R 6 , —O—C(O)—R 6 , —O—C(O)—N(R 6 )(R 7 ), —S—R 6 , —N(R 6 )(R 7 ), —S(═O)—R 6 , —S(═O) 2 R 6 , —S(═O) 2 —N(R 6 )(R 7 ), —S(═O) 2 —O—R 6 , —N(R 6 )—C(O)—R 7 , —N(R 6 )—C(O)—O—R 7 , —N(R 6 )—C(O)—N(R 6 )(R 7 ), —C(O)—R 6 , —C(O)—O—R 6 , —C(O)—N(R 6 )(R 7 ), and —N(R 6 )—S(═O) 2 —R 7 , wherein the alkyl, alkoxy, cycloalkyl, aryl, heteroaryl or heterocyclyl is further optionally substituted with one or more substituents selected from halo, hydroxyl, oxo, —CN, and —O—R 6 ; with the proviso that the heteroaryl or heterocyclyl moiety includes at least one ring nitrogen atom; X 1 and X 5 are N, X 2 , X 3 , X 4 , X 6 , X 7 and X 8 are each C(R 4 ) in which each R 4 is independently hydrogen, hydroxyl, halo, alkyl of 1-6 carbon atoms, alkoxy of 1-6 carbon atoms, or cycloalkyl of 3-8 carbon atoms, wherein the alkyl or cycloalkyl is further optionally substituted with one or more substituents selected from halo, hydroxyl, oxo, —CF 3 , —O—CF 3 , —N(R 6 )(R 7 ), —C(O)—R 6 , —C(O)—O—R 7 , —C(O)—N(R 6 )(R 7 ), —CN, —O—R 6 ; or X 6 and X 7 are joined to provide fused cycloalkyl, fused aryl, or fused heteroaryl, all of which are optionally substituted with alkyl of 1-6 carbon atoms, hydroxyl, or halo; or a pharmaceutically acceptable salt thereof.