Try searching for...
SCFBio, IIT Delhi
Formula: C20H30O | Mol. Weight: 286.50 g/mol
IUPAC: (4aR,5S,8aR)-1,1,4a-trimethyl-6-methylidene-5-[(2Z)-3-methylpenta-2,4-dienyl]-3,4,5,7,8,8a-hexahydronaphthalen-2-one
CC(=CCC1C(=C)CCC2C1(CCC(=O)C2(C)C)C)C=C