Formula: C28H22O7 | Mol. Weight: 470.50 g/mol
IUPAC: 4-[(2S,3S)-3-(3,5-dihydroxyphenyl)-4-hydroxy-6-[(E)-2-(4-hydroxyphenyl)ethenyl]-2,3-dihydro-1-benzofuran-2-yl]benzene-1,2-diol
C1=CC(=CC=C1C=CC2=CC(=C3C(C(OC3=C2)C4=CC(=C(C=C4)O)O)C5=CC(=CC(=C5)O)O)O)O