2-(Bromomethyl)-6-(difluoromethyl)-3-iodo-4-(trifluoromethoxy)pyridine
6-(Bromomethyl)-3-(difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-iodo-6-nitro-3-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-iodo-3-nitro-6-(trifluoromethoxy)pyridine