摘要 |
The invention relates to compounds of formula (I), (І)wherein X is an C(O) or SOgroup, Ris an aryl or NRRgroup, in which Rand Rare such as defined in description, Ris an alkyl, cycloalkyl (C-C) or cycloalkyl (C-C) alkyl (C-C) group and the isomers or salts thereof. The inventive derivatives are used for drugs. |