3-(Difluoromethyl)-2-methyl-6-nitropyridine-4-carbonyl chloride
Ethyl 4-(difluoromethyl)-2-methyl-3-nitropyridine-5-carboxylate
3-(Difluoromethyl)-2-methyl-4-nitropyridine-6-carbonyl chloride
Ethyl 3-(difluoromethyl)-5-methyl-6-nitropyridine-2-carboxylate