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