SMILES: C[C@H]1[C@@H]([C@H]([C@H]([C@@H](O1)O[C@@H]2[C@H]([C@H](CO[C@H]2OC3=C(OC4=CC(=CC(=C4C3=O)O)O)C5=CC(=C(C=C5)O)O)O)O)O)O)O
Description: The molecule is a quercetin O-glycoside that is quercetin attached to a alpha-L-rhamnopyranosyl-(1->2)-alpha-L-arabinopyranosyl residue at position 3 via a glycosidic linkage. It has been isolated from Brassica nigra. It has a role as a plant metabolite. It is a quercetin O-glycoside, a tetrahydroxyflavone and a disaccharide derivative.