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