3-(Aminomethyl)-5-fluoro-4-nitro-2-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-cyano-5-nitro-4-(trifluoromethoxy)pyridine
2-Cyano-4-iodo-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-(Chloromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-acetic acid