(3-beta,5-beta)-3-(Benzoyloxy)-5,14-dihydroxy-19-oxocard-20(22)-enolide 37811-84-0 4-18-00-03133 (Beilstein Handbook Reference) BRN 0069333 CARD-20(22)-ENOLIDE, 3-(BENZOYLOXY)-5,14-DIHYDROXY-19-OXO-, (3-beta,5-beta)- Strophanthidin 3-benzoate