Ethyl 3-cyano-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetate
6-Cyano-4-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
Methyl 3-cyano-4-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-cyano-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetate