Methyl 3-bromo-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-4-carboxylate
3-(Aminomethyl)-6-bromo-2-(difluoromethyl)-4-nitropyridine
Methyl 2-bromo-6-(difluoromethyl)-5-nitropyridine-3-acetate
3-(Aminomethyl)-6-bromo-4-(difluoromethyl)-2-nitropyridine