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