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