9-O-Ac-alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer
9-o-ac-alpha-neu5ac-(2->8)-alpha-neu5ac-(2->3)-beta-d-gal-(1->4)-beta-d-glc-(1<->1')-cer
A sialodiosylceramide consisting of the tetrasaccharide 9-<em>O</em>-acetyl-α-<em>N</em>-acetylneuraminyl-(2→8)-α-<em>N</em>-acetylneuraminyl-(2→3)-β-<small>D</small>-galactosyl-(1→4)-β-<small>D</small>-glucose attached glycosidically to the primary hydroxy function of ceramide.