Formula: C28H22O8 | Mol. Weight: 486.50 g/mol
IUPAC: 6-[(E)-2-[(2R,3R)-2-(4-hydroxyphenyl)-3-(2,3,5-trihydroxyphenyl)-2,3-dihydro-1-benzofuran-5-yl]ethenyl]benzene-1,2,4-triol
C1=CC(=CC=C1C2C(C3=C(O2)C=CC(=C3)C=CC4=C(C(=CC(=C4)O)O)O)C5=C(C(=CC(=C5)O)O)O)O