SMILES: C1=CC(=C(C=C1C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)OS(=O)(=O)O)O)O
Description: The molecule is a quercetin sulfate with a sulfo group at position 3. It is a tetrahydroxyflavone and a quercetin sulfate. It is a conjugate acid of a quercetin 3-sulfate(2-).