Patent ID: 7456193

Claim:
A compound corresponding to the formula (I): in which: R 1 represents a hydrogen atom or a (C 1 -C 4 )alkyl group; R 2 represents a hydrogen atom or a (C 1 -C 4 )alkyl group; R 3 represents a monocyclic or bicyclic heterocyclic radical chosen from: a pyridyl, an N-oxidopyridinio, a pyrazolyl, an (N-phenyl)pyrazolyl, an (N-halophenyl)pyrazolyl, a furyl, an indolyl, an (N-benzyl)indolyl, an (N-halobenzyl)indolyl, a benzothienyl or a benzofuryl, the said radicals being unsubstituted or substituted one or more times by a halogen atom or a methyl or methoxy group; R 4 and R 5 are identical or different and each independently represent a hydrogen or halogen atom or a hydroxyl, hydroxymethyl, (C 1 -C 4 )alkyl, trifluoromethyl, (C 1 -C 4 ) alkoxy, (C 1 -C 4 )alkoxycarbonyl or cyano group; or an acid addition salt thereof.