(8R,9bR)-3,6,9-tris(methylene)-2-oxododecahydroazuleno[4,5-b]furan-8-yl rel-acetate InChI=1/C17H20O4/c1-8-5-6-12-9(2)17(19)21-16(12)15-10(3)14(7-13(8)15)20-11(4)18/h12-16H,1-3,5-7H2,4H3/t12?,13?,14-,15?,16-/m0/s Zaluzanin-D acetic acid 3,6,9-trimethylene-2-oxo-dodecahydro-azuleno[4,5-b]furan-8-yl ester azuleno[4,5-b]furan-2(3H)-one, 8-(acetyloxy)decahydro-3,6,9-tris(methylene)-, (8S,9bS)-