Patent ID: 7432269

Claim:
A compound of the formula (I): in which: R1 represents a 2-pyridyl; Ar is an aryl or heteroaryl, optionally substituted by one or more identical or different substituents selected from among a halogen atom or a hydroxy, alkyl, monofluoroalkyl, polyfluoroalkyl, alkoxy, polyfluoroalkoxy, alkylsulfanyl, polyfluoroalkylsulfanyl, cyano, carbamoyl, dialkylcarbamoyl, alkyl-C(═O)—, alkyl-O—C(═O) − , HO—C(═O)—(HO)alkyl group; a=3; b and c=1; R2, R3, R4, R5 and R6 each independently represent a hydrogen or halogen atom or a hydroxy, alkyl, monofluoroalkyl, polyfluoroalkyl, alkoxy, polyfluoroalkoxy, alkylsulfanyl, polyfluoroalkylsulfanyl, cyano, —NRR′, —COOR, —COR, —CONRR′ group; where R, R′, identical or different, independently represent a hydrogen atom, or an alkyl group; or the stereoisomer thereof, the tautomeric form thereof, or the pharmaceutically acceptable salt thereof.