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