6-Chloro-4-cyano-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
Ethyl 6-chloro-3-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
2-Chloro-3-cyano-6-(trifluoromethoxy)pyridine-5-carboxaldehyde
Ethyl 5-chloro-2-cyano-3-(trifluoromethoxy)pyridine-4-carboxylate