Patent ID: 7863328

Claim:
A compound of formula (1): in which: R 1 represents â€”Oâ€”Râ€² 1 or â€”NRâ€² 1 Râ€³ 1 , with Râ€² 1 and Râ€³ 1 are, each independently, a hydrogen atom, an alkyl radical, an alkenyl radical, an alkynyl radical, a cycloalkyl radical, an aryl radical or a heteroaryl radical; R 2 is a propyl, isopropyl, butyl, isobutyl, tert-butyl, pentyl, isopentyl, neopentyl, 2-methylbutyl, 1-ethylpropyl, hexyl, isohexyl, neohexyl, 1-methylpentyl, 3-methylpentyl, 1,1-dimethylbutyl, 1,3-dimethylbutyl, 1-ethylbutyl, 1-methyl-1-ethylpropyl, heptyl, 1-methylhexyl, 1-propylbutyl, 4,4-dimethylpentyl, octyl, 1-methylheptyl, 2-methylhexyl, 5,5-dimethylhexyl, nonyl, decyl, 1-methylnonyl, 3,7-dimethyloctyl or 7,7-dimethyloctyl group, or an alkenyl or alkynyl radical, or an optionally substituted arylalkyl radical, or an optionally substituted heterocyclylalkyl radical; X and Y are, each independently, a hydrogen atom, a halogen atom, an alkyl radical or an alkoxy radical; or alternatively X and Y together form, with the carbon atoms that bear them, a 5-membered ring containing a ketone function; and Z is a hydrogen atom, a halogen atom, or an alkyl radical; or an optical isomer, oxide form, or a pharmaceutically acceptable addition salt thereof with an acid or base.