A compound of Formula I: or a pharmaceutically acceptable salt thereof, wherein: X is selected from C(R 4) or N; Y is selected from C(R 5) or N; R 2 is selected from hydrogen and C 1-4 alkyl; R 1 is selected from the group consisting of: C 1-6 allkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, Cl, Br, hydroxy and C 1-4 alkoxy, C 3-6 cycloalkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, Cl, Br, hydroxy and C 1-4 alkoxy, and wherein R 6, R 7, R 8, R 9 and R 10 are independenly selected from the group consisting of: hydrogen, methyl, F, Cl and Br; R 3 is selected from the group consisting of: hydrogen; C 1-6 alkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, amino, hydroxy and C 1-4 alkoxy, said C 1-4 alkoxy optionally substituted with hydroxy; C 3 - 6 cycloalkyl or a 5- or 6-membered heterocyclyl containing 1 to 3 heteroatoms selected from S, O and N, said C 3-6 cycloalkyl and heterocyclyl optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F and -CF 3; and phenyl; R 4 is hydrogen or methyl; and R5 is hydrogen, F or CN. X is selected from C(R 4) or N; Y is selected from C(R 5) or N; R 2 is selected from hydrogen and C 1-4 alkyl; R 1 is selected from the group consisting of: C 1-6 allkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, Cl, Br, hydroxy and C 1-4 alkoxy, C 3-6 cycloalkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, Cl, Br, hydroxy and C 1-4 alkoxy, and wherein R 6, R 7, R 8, R 9 and R 10 are independenly selected from the group consisting of: hydrogen, methyl, F, Cl and Br; R 3 is selected from the group consisting of: hydrogen; C 1-6 alkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, amino, hydroxy and C 1-4 alkoxy, said C 1-4 alkoxy optionally substituted with hydroxy; C 3 - 6 cycloalkyl or a 5- or 6-membered heterocyclyl containing 1 to 3 heteroatoms selected from S, O and N, said C 3-6 cycloalkyl and heterocyclyl optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F and -CF 3; and phenyl; hydrogen; C 1-6 alkyl, optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F, amino, hydroxy and C 1-4 alkoxy, said C 1-4 alkoxy optionally substituted with hydroxy; C 3 - 6 cycloalkyl or a 5- or 6-membered heterocyclyl containing 1 to 3 heteroatoms selected from S, O and N, said C 3-6 cycloalkyl and heterocyclyl optionally substituted with one or more substituents as allowed by valence independently selected from the group consisting of: F and -CF 3; and phenyl; R 4 is hydrogen or methyl; and R5 is hydrogen, F or CN.