Tectorigenin 7-glucoside

-5-hydroxy-3-(4-hydroxyphenyl)-6-methoxy-

5-Hydroxy-3-(4-hydroxyphenyl)-6-methoxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one