Formula: C21H22O11 | Mol. Weight: 450.40 g/mol
IUPAC: (E)-3-(4-hydroxyphenyl)-1-[2,3,5-trihydroxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]prop-2-en-1-one
C1=CC(=CC=C1C=CC(=O)C2=CC(=C(C(=C2O)O)OC3C(C(C(C(O3)CO)O)O)O)O)O