Patent ID: 7705047

Claim:
A compound of formula wherein either R signifies C 1 -C 6 -alkyl, halo-C 1 -C 6 -alkyl, C 1 -C 6 -alkoxy-C 2 -C 6 -alkyl or halo-C 1 -C 6 -alkoxy-halo-C 2 -C 6 -alkyl; and X 1 signifies a single bond, O, S, S(O) or S(O) 2 ; or R signifies halogen and X 1 signifies a single bond; X 2 signifies CN, halogen, C 1 -C 6 -alkyl, halo-C 1 -C 6 -alkyl, C 1 -C 6 -alkoxy, halo-C 1 -C 6 -alkoxy, C 1 -C 6 -alkoxycarbonyl, C 1 -C 6 -alkylthio, C 1 -C 6 -alkylsulfinyl, C 1 -C 6 -alkylsulfonyl, C 1 -C 6 -alkylsulfonylamino, halo-C 1 -C 6 -alkylsufonylamino, OH, NH 2 , COOH, CONH 2 , C 1 -C 6 -alkylaminocarbonyl or C 1 -C 6 -alkylcarboxamido, whereby if n is greater than 1, X 2 may differ from each other; m signifies 1, 2, 3 or 4; and n is 1, 2, 3, 4 or 5.