1-O-{[(6bR,8R,8aR,21aS,23aR,23bS,25aS)-8,12,13,14,15,16,17-Heptahydroxy-21a-(hydroxymethyl)-3,3,6b,23a,23b-pentamethyl-10,19-dioxo-2,3,4,4a,6,6b,7,8,8a,10,19,21,21a,21b,22,23,23a,23b,24,25-icosahydro-1H-dibenzo[g,i]piceno[3,4-b][1,5]dioxacycloundecin-25a(6aH)-yl]carbonyl}-b-D-glucopyranose AIDS-121631 AIDS121631