4-(Bromomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-(Bromomethyl)-3-cyano-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Cyano-2-methoxy-6-(trifluoromethoxy)pyridine-4-methanol
3-(Aminomethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde