Patent ID: 8569511

Claim:
A compound of structure(I): or a pharmaceutically acceptable salt thereof, wherein: L 2 is —(C═O)— or —(CH 2 ) q —, R 7 is selected from hydrogen, halogen, cyano, C 1 -C 6 alkyl and C 3 -C 6 heterocycloalkyl; q is an integer from 1 to 3; and n is 0 or 1, wherein the C 3 -C 6 heterocycloalkyl is selected from unsubstituted, monosubstituted, and geminally disubstituted morpholinyl; unsubstituted, monosubstituted and disubstituted piperidinyl; unsubstituted, monosubstituted and disubstituted aziridinyl; unsubstituted, monosubstituted and disubstituted piperazinyl; unsubstituted, monosubstituted and disubstituted hexahydropyrimidinyl; unsubstituted, monosubstituted and disubstituted hexahydropyridazinyl; unsubstituted, monosubstituted and disubstituted pyrrolidinyl; unsubstituted, monosubstituted and disubstituted oxazolidinyl; unsubstituted, monosubstituted and disubstituted imidazolidinyl; unsubstituted, monosubstituted and disubstituted pyrazolidinyl; unsubstituted, monosubstituted and disubstituted 1,3-oxazinanyl; unsubstituted, monosubstituted and disubstituted thiomorpholinyl 1,1-dioxide; and unsubstituted, monosubstituted and disubstituted 1-(C 1 -C 6 alkylsulfonyl)piperazinyl; wherein the substituents, when present, are independently selected from halogen, cyano, C 3 -C 6 cycloalkyl, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 haloalkyl, C 1 -C 6 polyhaloalkyl and an optionally substituted heterocycle selected from aziridinyl, piperazinyl, morpholinyl, pyrollidinyl, oxazolidinyl, imidazolidinyl, pyrazolidinyl, thiomorpholinyl 1,1-dioxide; and 1-(alkylsulfonyl)piperazinyl.