(3aS,6aR,7R,9S,9aR,9bR)-6a-hydroxy-9-methyl-3,6-bis(methylene)decahydro-7,9-epoxyazuleno[4,5-b]furan-2(3H)-one 7,9-epoxyazuleno[4,5-b]furan-2(3H)-one, decahydro-6a-hydroxy-9-methyl-3,6-bis(methylene)-, (3aS,6aR,7R,9S,9aR,9bR)- InChI=1/C15H18O4/c1-7-4-5-9-8(2)13(16)18-11(9)12-14(3)6-10(19-14)15(7,12)17/h9-12,17H,1-2,4-6H2,3H3/t9-,10+,11+,12-,14-,15+/m0/s