Try searching for...
SCFBio, IIT Delhi
Formula: C15H20O4 | Mol. Weight: 264.32 g/mol
IUPAC: (3S,3aR,4S,10E,11aR)-4-hydroxy-3,10-dimethyl-6-methylidene-3a,4,5,8,9,11a-hexahydro-3H-cyclodeca[b]furan-2,7-dione
CC1C2C(CC(=C)C(=O)CCC(=CC2OC1=O)C)O