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