Formula: C31H20O10 | Mol. Weight: 552.50 g/mol
IUPAC: 5,7-dihydroxy-8-[5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-4-oxochromen-8-yl]-2-(4-hydroxyphenyl)chromen-4-one
COC1=C(C2=C(C(=C1)O)C(=O)C=C(O2)C3=CC=C(C=C3)O)C4=C(C=C(C5=C4OC(=CC5=O)C6=CC=C(C=C6)O)O)O