4-(Aminomethyl)-3-bromo-2-(difluoromethyl)pyridine-6-acetonitrile
3-(Aminomethyl)-5-bromo-2-(difluoromethyl)pyridine-6-acetonitrile
2-(Aminomethyl)-4-bromo-5-(difluoromethyl)pyridine-3-acetonitrile
2-Bromo-3-(bromomethyl)-4-(difluoromethyl)-6-methoxypyridine