2(3H)-Furanone, 3-[2-[2,2-dimethyl-6-methylene-3-[2-(tetrahydro-1-hydroxy-4,6,6-trimethylspiro[2,5-dioxabicyclo[2.2.2]octane-3,2'-[2H]pyran]-5'-yl)ethyl]cyclohexyl]ethylidene]dihydro-4-hydroxy-, (3E)- AIDS-131730 AIDS131730 NSC624482 Saponaceolide A