| 摘要 |
The invention relates to compounds having formula (I), in which: Rand Rrepresent, independently of each other, a hydrogen atom, an alkyl group at C1-C7, optionally substituted by one or more alkoxy groups; Rrepresents an alkyl group at C1-C7; Rrepresents a hydrogen atom, an alkyl group at C1-C4; Y represents an alkoxy group at C1-C4, a group -NRR′, -O(CH)-C(O)- NRR′, wherein R and R′ are as defined below and n is an integer equal to 1 or 2; R′ represents an alkyl group at C1-C4; and R and R′ represent, independently of each other, a hydrogen atom, a -CO-alkyl group at C1-C4 or a -COO′ group, wherein R′ is as defined above. The invention also relates to the preparation method thereof and to the use of same in therapeutics.
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