2-(Aminomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-acetonitrile
2-(Aminomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-acetonitrile
6-(Aminomethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-acetonitrile
2-(Aminomethyl)-4-(difluoromethyl)-6-(trifluoromethyl)pyridine-3-acetonitrile