10-Acetoxy-8,18-dihydroxy-2,6-dolabelladiene 6-Hydroxy-3-(1-hydroxy-1-methylethyl)-6,10,12a-trimethyl-1,2,3,3a,4,5,6,9,10,12a-decahydrocyclopenta[a]cycloundecen-4-yl acetate AIDS-131123 AIDS131123 NSC622256