The molecule is the oxonium betaine of anthocyanidin 3,5-di-O-beta-D-glucoside arising from selective deprotonation of the 7-hydroxy group. It is a conjugate base of an anthocyanidin 3,5-di-O-beta-D-glucoside.
2-(4-hydroxyphenyl)-3,5-bis[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy]chromen-7-one