Try searching for...
SCFBio, IIT Delhi
Formula: C20H28O2 | Mol. Weight: 300.40 g/mol
IUPAC: (4aS,8aS)-4-[2-(furan-3-yl)ethyl]-3,4a,8,8-tetramethyl-5,6,7,8a-tetrahydro-1H-naphthalen-2-one
CC1=C(C2(CCCC(C2CC1=O)(C)C)C)CCC3=COC=C3