3-(3-(Diethylamino)propyl)-5-isobutyl-2-thiohydantoin 4-Imidazolidinone, 3-(3-(diethylamino)propyl)-5-(2-methylpropyl)-2-thioxo-, (R*,R*)-(+-)- 86503-23-3 Hydantoin, 3-(3-(diethylamino)propyl)-5-isobutyl-2-thio-