Try searching for...
SCFBio, IIT Delhi
Formula: C19H26O6 | Mol. Weight: 350.40 g/mol
IUPAC: [(3aS,6S,6aS,9aS,9bR)-6a-hydroxy-9a-methyl-3-methylidene-2,9-dioxo-4,5,6,7,8,9b-hexahydro-3aH-azuleno[4,5-b]furan-6-yl] 2-methylbutanoate
CCC(C)C(=O)OC1CCC2C(C3(C1(CCC3=O)O)C)OC(=O)C2=C