Formula: C28H34O9 | Mol. Weight: 514.60 g/mol
IUPAC: [(1S,2R,4S,7S,8S,10S,11R,12R,18R,20R)-7-(furan-3-yl)-10-hydroxy-1,8,12,17,17-pentamethyl-5,15-dioxo-3,6,16-trioxapentacyclo[9.9.0.02,4.02,8.012,18]icos-13-en-20-yl] acetate
CC(=O)OC1CC2C(OC(=O)C=CC2(C3C1(C45C(O4)C(=O)OC(C5(CC3O)C)C6=COC=C6)C)C)(C)C