Patent ID: 7547690

Claim:
A compound of formula I where: R 1 is CO 2 R 5 or CONR 6 R 7 ; R 2 is R 3 is hydrogen, halo, alkyl, alkenyl, hydroxy, benzyloxy, or alkoxy; R 4 is cycloalkyl; R 5 is hydrogen or alkyl; R 6 is hydrogen, alkyl, alkylSO 2 , alkenylSO 2 , cycloalkylSO 2 , (cycloalkyl)alkylSO 2 , haloalkylSO 2 , (R 9 )(R 10 )NSO 2 , or (R 11 )SO 2 ; R 7 is hydrogen or alkyl; R 8 is hydrogen, alkyl, cycloalkyl, (cycloalkyl)alkyl, hydroxyalkyl, alkoxyalkyl, alkylcarbonyl, cycloalkylcarbonyl, haloalkylcarbonyl, alkoxycarbonyl, alkylSO 2 , cycloalkylSO 2 , haloalkylSO 2 , aminocarbonyl, (alkylamino)carbonyl, (dialkylamino)carbonyl, benzyl, benzyloxycarbonyl, or pyridinyl; R 9 is hydrogen or alkyl; R 10 is hydrogen or alkyl; R 11 is azetidinyl, pyrrolidinyl, piperidinyl, N-(R 12 )piperazinyl, morpholinyl, thiomorpholinyl, homopiperidinyl, homomorpholinyl, tetrahydrofuranyl, tetrahydropyranyl, (tetrahydrofuranyl)alkyl, or (tetrahydropyranyl)alkyl; and R 12 is hydrogen or alkyl; or a pharmaceutically acceptable salt thereof.