alpha-Neu5Ac-(2->3)-beta-D-Gal6S-(1->4)-beta-D-GlcNAc6S(3-)
alpha-neu5ac-(2->3)-beta-d-gal6s-(1->4)-beta-d-glcnac6s(3-)
A carbohydrate acid derivative anion obtained by deprotonation of the carboxy and sulfate groups of any α-Neu5Ac-(2→3)-β-<small>D</small>-Gal6<em>S</em>-(1→4)-β-<small>D</small>-GlcNAc6<em>S</em>; major species at pH 7.3.