SMILES: C1=CC(=CC=C1C2=C(C(=O)C(=C(C2=O)[O-])C3=CC=C(C=C3)O)O)O
Description: The molecule is an organic anion that is the conjugate base of atromentin, obtained from the deprotonation of one of the hydroxy groups of the 1,4-benzoquinone moiety. It is the major species at pH 7.3. It is a conjugate base of an atromentin.