SMILES: C1=C(C=C(C(=C1O)O)O)C2=C(C=C3C(=CC(=O)C=C3O2)O)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O
Description: The molecule is an oxonium betaine obtained by deprotonation of the 5 position of delfinidin 3-O-beta-D-glucoside. It is the major microspecies at pH 7.3. It is a conjugate base of a delphinidin 3-O-beta-D-glucoside.