4-(Chloromethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-acetonitrile
Ethyl 3-cyano-6-fluoro-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 2-chloro-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 4-cyano-5-fluoro-2-(trifluoromethoxy)pyridine-3-acetate