Patent ID: 7459475

Claim:
A compound represented by Formula (I) or (II): or a pharmaceutically acceptable salt thereof, wherein R 1 is (a) H, (b) C 1 -C 6 -alkyl, C 2 -C 4 -alkenyl, C 2 -C 4 -alkynyl, any of which is optionally substituted with one or more of the following substituents: NR a R b , COOH, CONR a R b , or (c) —C(═O)R a , COOR a , CONR a R b ; R a is: (a) H, (b) C 1 -C 6 -alkyl, optionally substituted with one or more of halogen or CF 3 , or (c) CF 3 ; R b is (a) H, or (b) C 1 -C 6 -alkyl, optionally substituted with one or more of halogen or CF 3 , or (c) CF 3 ; R 2 is H or C 1-4 alkyl; R 3 and R 4 each independently is: (a) H, (b) —C 0 -C 4 -alkyl-C 1 -C 4 -perfluoroalkyl or —O—C 0 -C 4 -alkyl-C 1 -C 4 -perfluoroalkyl, (c) halogen, or (d) —C 1 -C 6 alkyl, optionally substituted with one or more of halogen or CF 3 ; and R 5 , R 6 and R 7 each independently is: (a) H, (b) —O—C 1 -C 6 -alkyl, —O—C 1 -C 6 -alkenyl, —O—C 1 -C 6 -alkynyl, any of which is optionally substituted with one or more of halogen or CF 3 , (c) —C 0 -C 4 -alkyl-C 1 -C 4 -perfluoroalkyl, or —O—C 0 -C 4 -alkyl-C 1 -C 4 -perfluoroalkyl, (d) —O-phenyl, or —O—C 1 -C 4 -alkyl-phenyl, wherein phenyl is optionally substituted with 1-3 substituents selected from i) halogen, ii) —CN, iii) —NO 2 , iv) CF 3 , v) —OR a , vi) —NR a R b , vii) —C 0-4 alkyl-CO—OR a , viii) —(C 0-4 alkyl)-CO—N(R a )(R b ), ix) and x) —C 1-10 alkyl, wherein one or more of the alkyl carbons can be replaced by a —NR a , C(O)—O—, or —N(R a )—C(O)—N(R a )—, or (e) halogen, —OR a , or phenyl wherein phenyl is optionally substituted with 1-3 substituents selected from i) halogen, ii) —CN, iii) —NO 2 , iv) CF 3 , v) pyrazolyl, vi) —OR a , vii) —NR a R b , viii) —C 0-4 alkyl-CO—OR a , ix) —(C 0-4 alkyl)-CO—N(R a )(R b ), and x) —C 1-10 alkyl, wherein one or more of the alkyl carbons can be replaced by a —NR a , C(O)—O—, or —N(R a )—C(O)—N(R a )—.