Methyl 3-chloro-4-(chloromethyl)-2-(trifluoromethoxy)pyridine-6-acetate
2-(Chloromethyl)-4-cyano-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-cyano-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine
Ethyl 4-(bromomethyl)-6-cyano-2-(trifluoromethoxy)pyridine-3-acetate