3-Bromo-5-(chloromethyl)-2-(difluoromethyl)pyridine-4-acetonitrile
5-Chloro-2-cyano-3-(difluoromethyl)-6-methoxypyridine
3-Bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine-5-acetonitrile
2-(Aminomethyl)-3-bromo-5-(difluoromethyl)pyridine-4-acetonitrile