Ethyl 5-(aminomethyl)-4-bromo-2-(difluoromethyl)pyridine-3-acetate
Ethyl 5-(aminomethyl)-4-bromo-3-(difluoromethyl)pyridine-2-acetate
3-Bromo-4-(bromomethyl)-2-(difluoromethyl)-5-methylpyridine
Ethyl 3-(aminomethyl)-4-bromo-2-(difluoromethyl)pyridine-6-acetate