Patent ID: 8188289

Claim:
A compound having the formula: wherein R 1 is a member selected from the group consisting of phenyl, cyclohexyl, cycloheptyl and adamantyl, wherein said phenyl is optionally substituted with from 1 to 2 substituents each independently selected from the group consisting of C 1 -C 8 alkyl, haloC 1 -C 8 alkyl, cyano, haloC 1 -C 8 alkoxy, C 1 -C 8 heteroalkyl, aryl, heteroaryl; L is selected from the group consisting of —CO— and —SO 2 -; R 4 is selected from the group consisting of H, C 1 -C 8 alkyl, arylC 0 -C 8 alkyl, and C 3 -C 12 cycloalkyl, each optionally substituted with from 1 to 2 substituents each independently selected from the group consisting of C 1 -C 8 alkyl, halo, C 1 -C 8 heteroalkyl, arylC 0 -C 8 alkyl, COR 6 , S(O) m R 6 and heteroaryl; each R 6 is independently selected from the group consisting of H, C 1 -C 8 alkyl, C 1 -C 8 alkoxy and amino; the subscript n is 0; and the subscript m is an integer of from 0 to 2; or a pharmaceutically acceptable salt thereof.