3-Chloro-5-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-(Aminomethyl)-6-cyano-4-(trifluoromethoxy)pyridine-3-acetic acid
5-Chloro-4-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde