Formula: C30H22O10 | Mol. Weight: 542.50 g/mol
IUPAC: (2S)-6-[(2S)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-6-yl]-5,7-dihydroxy-2-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one
C1C(OC2=C(C1=O)C(=C(C(=C2)O)C3=C(C4=C(C=C3O)OC(CC4=O)C5=CC=C(C=C5)O)O)O)C6=CC=C(C=C6)O