2-(Difluoromethyl)-3-methyl-5-nitropyridine-6-carboxaldehyde
Methyl 3-(difluoromethyl)-4-methyl-2-nitropyridine-6-carboxylate
3-(Difluoromethyl)-2-methyl-6-nitro-4-(trifluoromethyl)pyridine
Methyl 3-(difluoromethyl)-2-methyl-6-nitropyridine-5-carboxylate