alpha-N-acetylneuraminosyl-(2->3)-[beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')--N-acylsphingosine(1-)
alpha-n-acetylneuraminosyl-(2->3)-[beta-d-galactosyl-(1->3)-n-acetyl-beta-d-galactosaminyl-(1->4)]-beta-d-galactosyl-(1->4)-beta-d-glucosyl-(1<->1')--n-acylsphingosine(1-)
A carbohydrate acid derivative anion obtained by deprotonation of the carboxy group on the Neu5Ac residue of β-<small>D</small>-Gal-(1→3)-β-<small>D</small>-GalNAc-(1→4)-[α-Neu5Ac-(2→3)]-β-<small>D</small>-Gal-(1→4)-β-<small>D</small>-Glc-(1↔1')-Cer. It is the major species at pH 7.3.