6-Bromo-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile
2-Chloro-4-(chloromethyl)-3-methyl-6-(trifluoromethoxy)pyridine
2-Bromo-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Chloro-3-(chloromethyl)-6-methyl-4-(trifluoromethoxy)pyridine