1(2H)-ISOQUINOLINONE, 5,6,7,8-TETRAHYDRO-3-HYDROXY-4-(1-IMINOETHYL)-2-PROPYL- 5,6,7,8-Tetrahydro-3-hydroxy-4-(1-iminoethyl)-2-propylisoquinolin-1(2H)-one 89246-43-5