Formula: C30H28O13 | Mol. Weight: 596.50 g/mol
IUPAC: 3-[3-[5-[(E)-2-carboxyethenyl]-2-hydroxy-3-methoxyphenyl]-4-hydroxy-5-methoxyphenyl]-2-[4-[(E)-2-carboxyethenyl]-2-methoxyphenoxy]-3-hydroxypropanoic acid
COC1=CC(=CC(=C1O)C2=C(C(=CC(=C2)C(C(C(=O)O)OC3=C(C=C(C=C3)C=CC(=O)O)OC)O)OC)O)C=CC(=O)O