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