4-(Chloromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Cyano-4-(fluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Cyano-2-(fluoromethyl)-6-nitro-4-(trifluoromethoxy)pyridine