abstract |
The present invention relates to a compound represented by the following general formula (1) or an analog thereof that selectively inhibits an N-type calcium channel or an analog thereof, and a therapeutic agent for pain or the like containing the compound or the analog thereof. (Where A is CH = CH, etc., a, b, c and d are CH etc., R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are H etc., and V−W is C = C or the like, n is 0 to 3, Y 1 is O or the like, B is — (CH 2 ) v CHR 21 (v is 0 to 3, R 21 represents H, lower alkyl or the like) and the like. And G is -CO-, a covalent bond, etc., m is 0-6, R 7 and R 8 are H, lower alkyl, -COR 18a , -COOR 20 (R 18a , R 20 is lower alkyl, etc.) Represents) etc.) |