Patent ID: 6995184

Claim:
A compound of formula: in which: Ar represents: a) a phenyl mono-, di- or trisubstituted by one or more groups chosen from: a halogen atom, a (C 1 –C 4 )alkyl, a trifluoromethyl, an amino, a nitro, a hydroxyl, a (C 1 –C 4 )alkoxy, a (C 1 –C 4 )alkylsulphanyl or a (C 1 –C 4 )alkylsulphonyl; b) a naphthyl which is unsubstituted or substituted once or twice by a halogen atom, a (C 1 –C 4 )alkyl or a trifluoromethyl; A represents a C 2 –C 6 alkylene radical; Y represents a group chosen from SR 4 , SOR 4 , SO 2 R 4 , SO 2 NR 5 R 6 , N(R 7 )SO 2 R 4 , OR 4 or NR 7 SO 2 NR 5 R 6 ; R 1 , R 3 and R′ 3 represent, each independently of one another, hydrogen, a hydroxyl, a halogen atom, a (C 1 –C 4 )alkyl, a trifluoromethyl or a (C 1 –C 4 )alkoxy; R 2 represents hydrogen or a (C 1 –C 4 )alkyl; R 4 represents a (C 1 –C 4 )alkyl or a trifluoromethyl; R 5 and R 6 each independently represent hydrogen or a (C 1 –C 4 )alkyl; R 7 represents hydrogen or a (C 1 –C 4 )alkyl; and its optional salts and/or its solvates.