Try searching for...
SCFBio, IIT Delhi
Formula: C15H24O2 | Mol. Weight: 236.35 g/mol
IUPAC: 1,3-dimethyl-3-(4-methylpent-3-enyl)-2-oxabicyclo[2.2.2]octan-6-one
CC(=CCCC1(C2CCC(O1)(C(=O)C2)C)C)C