Formula: C28H14O18 | Mol. Weight: 638.40 g/mol
IUPAC: 2-[12-(6-carboxy-2,3,4-trihydroxyphenyl)-6,7,13,14-tetrahydroxy-3,10-dioxo-2,9-dioxatetracyclo[6.6.2.04,16.011,15]hexadeca-1(14),4(16),5,7,11(15),12-hexaen-5-yl]-3,4,5-trihydroxybenzoic acid
C1=C(C(=C(C(=C1O)O)O)C2=C(C(=C3C4=C2C(=O)OC5=C(C(=C(C(=C45)C(=O)O3)C6=C(C(=C(C=C6C(=O)O)O)O)O)O)O)O)O)C(=O)O