4-Cyano-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Cyano-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
Methyl 3-cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 3-cyano-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate