Ethyl 5-cyano-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
Ethyl 3-cyano-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
4-(Chloromethyl)-6-fluoro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde