2-(Difluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-5-methanol
2-(Difluoromethyl)-4-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-4-methanol