3-(Difluoromethyl)-2-iodo-4-nitro-6-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-iodo-5-nitro-3-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-iodo-3-nitro-5-(trifluoromethoxy)pyridine
Ethyl 2-(chloromethyl)-4-iodo-5-(trifluoromethoxy)pyridine-3-acetate