3-(Fluoromethyl)-5-iodo-2-nitro-6-(trifluoromethoxy)pyridine
6-(Bromomethyl)-4-(difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine
2-Iodo-5-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide
3-(Fluoromethyl)-2-iodo-6-nitro-4-(trifluoromethoxy)pyridine