(-)-Oleandolide (3R-(3R*,5R*,6S*,7R*,8R*,11R*,12S*,13R*,14S*,15S*))-6,12,14-trihydroxy-5,7,8,11,13,15-hexamethyl-1,9-dioxaspiro(2.13)hexadecane-4,10-dione 1,9-Dioxaspiro(2,13)hexadecane, oleandolide deriv. 1,9-Dioxaspiro(2.13)hexadecane-4,10-dione, 6,12,14-trihydroxy-5,7,8,11,13,15-hexamethyl-, (3R-(3R*,5R*,6S*,7R*,8R*,11R*,12S*,13R*,14S*,15S*))- 68540-16-9 Oleandolide Oleandomycin aglycone Oleandonolide