cyanidin 3,7-di-O-beta-D-glucoside betaine
cyanidin 3,7-di-o-beta-d-glucoside betaine
An oxonium betaine that is the conjugate base of cyanidin 3,7-di-<em>O</em>-β-<small>D</small>-glucoside, arising from regioselective deprotonation of the 5-hydroxy group. Major structure at pH 7.3