Methyl 3-(aminomethyl)-2-bromo-5-(difluoromethyl)pyridine-4-acetate
Methyl 3-(aminomethyl)-2-bromo-4-(difluoromethyl)pyridine-5-acetate
3-Bromo-2-(difluoromethyl)-6-nitropyridine-5-carbonyl chloride
Methyl 2-(aminomethyl)-6-bromo-5-(difluoromethyl)pyridine-3-acetate