Formula: C27H20O12 | Mol. Weight: 536.40 g/mol
IUPAC: [7,8-dihydroxy-6-[2-(8-hydroxy-5,7-dimethoxy-4,9-dioxobenzo[f][1]benzofuran-3-yl)ethyl]-1-oxoisochromen-3-yl] acetate
CC(=O)OC1=CC2=CC(=C(C(=C2C(=O)O1)O)O)CCC3=COC4=C3C(=O)C5=C(C4=O)C(=C(C=C5OC)OC)O