6-Cyano-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-(Chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine-3-acetonitrile
Methyl 3-fluoro-2-iodo-6-(trifluoromethoxy)pyridine-4-acetate
Methyl 3-fluoro-2-iodo-4-(trifluoromethoxy)pyridine-6-acetate