Patent ID: 7482347

Claim:
A compound of formula I in free or salt form, wherein Ar is phenyl optionally substituted by halo, cyano, hydroxy, carboxy, C 1 -C 8 -alkyl, C 1 -C 8 -alkoxy, C 1 -C 8 -haloalkyl, C 1 -C 8 -alkylthio or C 3 -C 8 -cycloalkyl; R 1 is hydrogen, halo, cyano, carboxy, C 1 -C 8 -alkyl optionally substituted by hydroxy or halo, or C 1 -C 8 -alkoxy optionally substituted by hydroxy or halo; R 2 is hydrogen, halo, cyano, carboxy, C 1 -C 8 -alkyl optionally substituted by hydroxy or halo, or C 1 -C 8 -alkoxy optionally substituted by hydroxy or halo; R 3 is hydrogen, halo, cyano, hydroxy or methyl; X is a bond or C 2 -C 8 -alkenyl; and T is a cyclic group selected from the group consisting of phenyl, isoxazole, thiophene and quinoline said cyclic group being optionally substituted by halo, cyano, hydroxy, C 1 -C 8 -alkyl, C 1 -C 8 -alkoxy, C 1 -C 8 -alkylcarbonyl, C 1 -C 8 -haloalkylcarbonyl or C 1 -C 8 -alkoxycarbonyl, provided that when R 1 and R 2 are both hydrogen, R 3 is other than hydroxy.