Try searching for...
SCFBio, IIT Delhi
Formula: C15H18O2 | Mol. Weight: 230.30 g/mol
IUPAC: 1-methyl-2-oxo-7-prop-1-en-2-yl-5,6,7,8-tetrahydro-3H-azulene-4-carbaldehyde
CC1=C2CC(CCC(=C2CC1=O)C=O)C(=C)C