139535-99-2 | 4H-10,11a-Methano-2H-benzofuro[2,3-f][2]benzopyran-7-aceticacid,9-(acetyloxy)-4-(3-furanyl)dodecahydro-10,10a-dihydroxy-4a,6b,8,8-tetramethyl-12-(2-methyl-1-oxopropoxy)-2-oxo-,methyl ester, (4R,4aR,6aR,6bS,7S,9S,10S,10aR,11aS,11bR,12R)- | C33H44 O12 |