2-(Difluoromethyl)-4-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-4-methanol
3-(Difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-4-acetonitrile
Methyl 6-(bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate