6-(Difluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine-2-methanol
Ethyl 5-methyl-3-nitro-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 3-methyl-4-nitro-2-(trifluoromethoxy)pyridine-6-acetate
Ethyl 6-(difluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate