6-Bromo-4-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Chloro-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Chloro-2-fluoro-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Chloro-3-cyano-6-hydroxy-5-(trifluoromethoxy)pyridine