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