摘要 |
A pharmaceutical compound of the formula <CHEM> in which X is -CR'R"- or -C(O)- where R' and R" are each hydrogen, C1-6 alkyl or optionally substituted phenyl, Y is oxygen or sulphur, R<1>, R<2> and R<7> are each selected from halo, C1-4 alkyl, C1-4 alkoxy, trifluoromethyl, nitro, cyano, amino, phenyl, phenoxy, benzyl, benzyloxy, acylamino, C1-4 alkylsulphonylamino, C1-4 alkylthio, C1-4 alkylsulphonyl, carboxamido, sulphonamido, hydroxy, methylenedioxy, carboxy, and heteroaryl, R<3>, R<4>, R<5> and R<6> are each hydrogen, C1-6 alkyl or optionally substituted phenyl, n, m and p are each 0, 1, 2 or 3; or a salt or ester thereof.w |