3-(Chloromethyl)-6-iodo-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-(Chloromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Iodo-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-(Chloromethyl)-5-iodo-3-(trifluoromethoxy)pyridine-2-carboxaldehyde