alpha-Neu5Ac-(2->3)-6-O-sulfo-beta-D-Gal-(1->4)-6-O-sulfo-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc(3-)
alpha-neu5ac-(2->3)-6-o-sulfo-beta-d-gal-(1->4)-6-o-sulfo-beta-d-glcnac-(1->3)-beta-d-gal-(1->4)-beta-d-glcnac-(1->3)-beta-d-gal-(1->4)-beta-d-glcnac(3-)
A carbohydrate acid derivative anion obtained by deprotonation of the carboxy and sulfate groups of any α-Neu5Ac-(2→3)-6-<em>O</em>-sulfo-β-<small>D</small>-Gal-(1→4)-6-<em>O</em>-sulfo-β-<small>D</small>-GlcNAc-(1→3)-β-<small>D</small>-Gal-(1→4)-β-<small>D</small>-GlcNAc-(1→3)-β-<small>D</small>-Gal-(1→4)-β-<small>D</small>-GlcNAc; major species pH 7.3.