Formula: C20H24O5 | Mol. Weight: 344.40 g/mol
IUPAC: (1S,1'S,4'R,5S,6S,7'R,8'R,9R)-4'-methyl-10-methylidenespiro[3-oxatricyclo[7.2.1.01,6]dodecane-5,9'-6,10-dioxatricyclo[5.2.1.04,8]decane]-2,11-dione
CC12CCC3C4(C1C(O3)OC2)COC(=O)C56C4CCC(C5)C(=C)C6=O