Formula: C20H22O8 | Mol. Weight: 390.40 g/mol
IUPAC: (1R,5R,5'S,6S,8S,10S,11R,12R,14R)-5'-(furan-3-yl)-5,14-dihydroxy-12-methylspiro[3,7-dioxatetracyclo[8.4.0.01,5.06,8]tetradecane-11,3'-oxolane]-2',4-dione
CC1CC(C23COC(=O)C2(C4C(O4)CC3C15CC(OC5=O)C6=COC=C6)O)O