Patent ID: 8426412

Claim:
A compound of the formula wherein A represents N or CR 6 ; represents one of a single and a double bond; R 1 , R 2 , R 3 and R 6 independently represent H, halogen, nitro, cyano, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 alkylthio, C 1 -C 6 haloalkyl, C 1 -C 6 haloalkoxy, C 1 -C 6 haloalkylthio, unsubstituted or substituted phenyl, or unsubstituted or substituted phenoxy; R 4 represents H, halogen, cyano or C 1 -C 6 alkyl; and R 5 represents halogen, C 1 -C 8 alkyl, C 2 -C 8 alkenyl, C 2 -C 8 alkynyl, C 1 -C 8 alkoxy, C 1 -C 8 haloalkyl, C 2 -C 8 haloalkenyl, C 2 -C 8 haloalkynyl or C 1 -C 8 haloalkoxy with the proviso that when A represents N, then at least one of R 1 , R 2 , and R 3 represents halogen or C 1 -C 8 haloalkyl, and when A represents CR 6 , then at least one of R 1 , R 2 , R 3 and R 6 represents halogen or C 1 -C 8 haloalkyl.