Try searching for...
SCFBio, IIT Delhi
Formula: C15H20O4 | Mol. Weight: 264.32 g/mol
IUPAC: 4,9a-dihydroxy-5a-methyl-3,9-dimethylidene-4,5,6,7,8,9b-hexahydro-3aH-benzo[g][1]benzofuran-2-one
CC12CCCC(=C)C1(C3C(C(C2)O)C(=C)C(=O)O3)O