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