β-Gal-(1→3)-β-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-Gal-(1→4)-β-Glc-(1↔1')-Cer
A sialotetraosylceramide consisting of a branched heptasaccharide made up from three sialyl residues, two galactose residues, one N -acetylglucosamine residue and a glucose residue at the reducing end attached to the ceramide portion via a β-linkage.