Formula: C21H18O13 | Mol. Weight: 478.40 g/mol
IUPAC: 6,14-dihydroxy-7-methoxy-13-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,9-dioxatetracyclo[6.6.2.04,16.011,15]hexadeca-1(15),4,6,8(16),11,13-hexaene-3,10-dione
COC1=C(C=C2C3=C1OC(=O)C4=CC(=C(C(=C43)OC2=O)O)OC5C(C(C(C(O5)CO)O)O)O)O