| abstract |
The invention relates to the compounds of formula (I) (See Formula) in which Y represents a hydrogen atom or a fluorine atom, n represents an integer between 1 and 8, Z represents a hydrogen atom or the residue of a carboxylic acid, optionally substituted in the heterocycle with one or more alkyl, alkenyl, alkynyl, O-alkyl, O-alkenyl, O-alkynyl, S-alkyl, S-alkenyl, S-alkynyl radicals containing up to 6 atoms carbon, one or more radicals OH, NH2, C = N, NO2, CF3 or one or more aryl radicals containing up to 14 carbon or heteroaryl atoms containing one or more nitrogen, oxygen or sulfur atoms, with aryl radicals being able or heteroaryl be themselves substituted as well as their acid addition salts. |