Try searching for...
SCFBio, IIT Delhi
Formula: C15H22O5 | Mol. Weight: 282.33 g/mol
IUPAC: 6,7,9-trihydroxy-3,6,9-trimethyl-3a,4,5,7,8,9b-hexahydro-3H-azuleno[4,5-b]furan-2-one
CC1C2CCC(C3=C(C2OC1=O)C(CC3O)(C)O)(C)O