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