Try searching for...
SCFBio, IIT Delhi
Formula: C15H22O3 | Mol. Weight: 250.33 g/mol
IUPAC: (1R,3aS,5aR,8R,8aR,9aR)-8-hydroxy-1,8-dimethyl-5-methylidene-3a,4,5a,6,7,8a,9,9a-octahydro-1H-azuleno[6,5-b]furan-2-one
CC1C2CC3C(CCC3(C)O)C(=C)CC2OC1=O