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