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