2-Cyano-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-Cyano-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Bromomethyl)-5-fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
4-(Bromomethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-5-acetic acid