4-Cyano-2-fluoro-3-nitro-5-(trifluoromethoxy)pyridine
Methyl 3-cyano-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-carboxylate
4-Cyano-3-hydroxy-2-nitro-6-(trifluoromethoxy)pyridine
Methyl 6-cyano-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylate