6-(Bromomethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Fluoro-5-methyl-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-4-acetic acid
2-(Bromomethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde