4-(Aminomethyl)-3-(difluoromethyl)-6-methoxypyridine-2-acetonitrile
4-(Aminomethyl)-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile
4-(Aminomethyl)-3-(difluoromethyl)-5-methoxypyridine-2-acetonitrile
4-(Aminomethyl)-3-(difluoromethyl)-2-methoxypyridine-6-acetonitrile