Try searching for...
SCFBio, IIT Delhi
Formula: C15H22O3 | Mol. Weight: 250.33 g/mol
IUPAC: (2R,5S)-2-[(2S,5S)-5-ethenyl-5-methyloxolan-2-yl]-2-methyl-5-prop-1-en-2-yloxolan-3-one
CC(=C)C1CC(=O)C(O1)(C)C2CCC(O2)(C)C=C