SMILES: CC1=C(C(=O)N(N1)C2=CC(=C(C=C2Cl)S(=O)(=O)[O-])Cl)N=NC3=CC=C(C=C3)S(=O)(=O)[O-]
Description: The molecule is an organosulfonate oxoanion resulting from the removal of a proton from both of the sulfo groups of 2,5-dichloro-4-{5-hydroxy-3-methyl-4-[(4-sulfophenyl)diazenyl]pyrazol-1-yl}benzene-1-sulfonic acid. It is a conjugate base of a lissamine fast yellow (acid form).