Patent ID: 8629275

Claim:
A compound of formula (I): or a pharmaceutically acceptable salt thereof, wherein X—Y is selected from the group consisting of (1) CR 1 R 2 —CR 3 R 4 , (2) CR 1 ═CR 2 ; Z is —CR 5 ; Q is selected from the group consisting of (1) hydrogen, (2) halogen, and (2) —C 1-6 alkyl; R 1 , R 2 , R 3 and R 4 are each independently selected from the group consisting of (1) hydrogen, (2) hydroxyl, (3) halogen, (4) —C 1-6 alkyl, wherein said alkyl is optionally substituted with (a) halogen, or (b) hydroxyl; R 5 is selected from the group consisting of (1) hydrogen, (2) —C 1-6 alkyl, and (3) —C 3-6 cycloalkyl.