Methyl 2-(aminomethyl)-4-bromo-3-(difluoromethyl)pyridine-6-acetate
Methyl 2-(aminomethyl)-3-bromo-6-(difluoromethyl)pyridine-5-acetate
3-Bromo-5-(difluoromethyl)-6-methoxypyridine-2-sulfonamide
Methyl 2-(aminomethyl)-3-bromo-5-(difluoromethyl)pyridine-6-acetate