5-(Aminomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-(Aminomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-5-acetonitrile
2-(Aminomethyl)-5-cyano-3-(trifluoromethoxy)pyridine-4-acetonitrile
4-(Bromomethyl)-5-cyano-3-(trifluoromethoxy)pyridine-2-acetonitrile