Try searching for...
SCFBio, IIT Delhi
Formula: C19H28O6 | Mol. Weight: 352.40 g/mol
IUPAC: [(3S,3aR,5aS,6R,7R,8aS,9S,9aR)-6-acetyloxy-3,5a,9-trimethyl-2-oxo-3,3a,4,5,6,7,8,8a,9,9a-decahydroazuleno[5,6-b]furan-7-yl] acetate
CC1C2CC(C(C2(CCC3C1OC(=O)C3C)C)OC(=O)C)OC(=O)C