| 摘要 |
<p>A compound of formula (I) or a pharmaceutically acceptable salt or in vivo hydrolysable ester thereof: <IMAGE> (I) wherein R represents an alkyl or aralkyl group, substituted on an alkyl carbon atom other than that adjacent to -NH- group, with one or more functional groups selected from halogen, non-aromatic heterocyclyl linked through carbon, aromatic heterocyclyl, nitro, oxo, -OR1, SR1+L, -P(O)R2R3, -NR4R5, =NR6, or a sulphur linked organic radical, wherein R1, R2, R3, R4, R5 and R6 are various organic radicals. Processes for the preparation of these compounds and pharmaceutical compositions containing them are also disclosed.</p> |
