Synonyms: 4-Anhydrostrophanthidone;BRN 0060986;delta(sup 4)-Anhydrostrophanthidone;3,19-Dioxo-14-hydroxycarda-4,20(22)-dienolide;Carda-4,20(22)-dienolide, 3,19-dioxo-14-hydroxy-;AC1L56EJ;LS-52277;4-18-00-02663 (Beilstein Handbook Reference);(8R,9S,10S,13R,14S,17R)-14-hydroxy-13-methyl-3-oxo-17-(5-oxo-2H-furan-3-yl)-2,6,7,8,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-10-carbaldehyde;3566-39-0