| 摘要 |
A compound of formula (I): wherein: represents a single or double bond, represents a ring system selected from R9a, R9b, R9c, X and Y are as defined in the description, R1 represents a group selected from hydrogen, aryl, heteroaryl, cycloalkyl, optionally substituted alkyl, and COR11, wherein R11 is as defined in the description, R2 to R8 each represent a group selected from hydrogen, halogen, hydroxy, polyhaloalkyl, nitro, optionally substituted alkyl, optionally substituted amino, optionally substituted alkoxy, -OPO(OH)2 and wherein m represents an integer such that 1<=m<4, or R2 with R3, or R3 with R4, or R4 with R5, form, together with the carbon atoms carrying them, an optionally substituted, mono- or bi-cyclic group optionally containing 1 or 2 hetero atoms, R16 represents a hydrogen atom or an alkyl group, represents an aryl, heteroaryl or aryl-alkyl group, its optical isomers, addition salts thereof with a pharmaceutically acceptable acid or base, and hydrates and solvates thereof.
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