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