| 摘要 |
The invention concerns a compound of the formula (I) wherein Ring A is heterocyclyl; m is 0-4 and each R1 is a group such as hydroxy, halo, trifluoromethyl and cyano; R2 is halo and n is 0-2; and each R4 is a group such as hydroxy, halo, trifluoromethyl and cyano; p is 0-4; and R3 is amino or hydroxy; or pharmaceutically-acceptable salts or in-vivo-hydrolysable ester or amide thereof, processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by histone deacetylase. |
