Patent ID: 8258162
Filing Date: 2012-09-04
Classification: A61K,A61P,C07C,C07D

Abstract:
1. A compound represented by general formula (I): or a pharmaceutically acceptable salt thereof, wherein R R a) a lower alkyl group, b) a halo-lower alkyl group, c) a cycloalkyl group, d) a hydroxycycloalkyl group, e) a heterocycloalkyl group, f) an aryl group, wherein the ring of the aryl group is unsubstituted or substituted with 1 to 5 substituents independently selected from the group consisting of a halogen atom, a lower alkyl group, a halo-lower alkyl group, a cyano group, a lower acyl group, a lower alkoxy group, a hydroxy group and a lower alkoxycarbonyl group, g) a heteroaryl group, wherein the ring of the heteroaryl group is unsubstituted or substituted with 1 to 3 substituents independently selected from the group consisting of a halogen atom, a lower alkyl group, a halo-lower alkyl group, a lower alkoxy group and a hydroxy group, h) an aralkyl group, wherein the ring of the aralkyl group is unsubstituted or substituted with 1 to 5 substituents independently selected from the group consisting of a halogen atom, a lower alkyl group, a halo-lower alkyl group and a lower alkoxy group, i) a lower alkoxy group, j) a halo-lower alkoxy group, k) a lower alkoxy-lower alkoxy group, l) a cycloalkyloxy group, or m) —NR a) a cyano group, b) a lower alkoxycarbonyl group, c) a halo-lower alkoxycarbonyl group, d) a lower alkoxy-lower alkoxycarbonyl group, e) a cycloalkyloxycarbonyl group, or f) a carboxy group;