3-(Chloromethyl)-6-(difluoromethyl)-2-methyl-5-nitropyridine
5-(Chloromethyl)-2-(difluoromethyl)-4-methyl-3-nitropyridine
Methyl 2-(difluoromethyl)-3-methyl-6-nitropyridine-5-carboxylate
Methyl 2-(difluoromethyl)-3-methyl-5-nitropyridine-6-carboxylate