3-(Chloromethyl)-2-iodo-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-(Bromomethyl)-4-iodo-6-(trifluoromethoxy)pyridine-3-methanol
2-(Bromomethyl)-3-iodo-6-(trifluoromethoxy)pyridine-4-methanol
2-(Chloromethyl)-6-iodo-3-(trifluoromethoxy)pyridine-5-carboxaldehyde