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