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