SMILES: CC(=O)N[C@@H]1[C@H](C[C@@](O[C@H]1[C@@H]([C@@H](CO)O)O)(C(=O)O)O[C@@H]2[C@H]([C@@H](O[C@@H]([C@@H]2O[C@H]3[C@@H]([C@H]([C@H]([C@H](O3)CO)O)O[C@H]4[C@@H]([C@H]([C@H]([C@H](O4)CO)O)O)O)NC(=O)C)CO)O)O)O
Description: The molecule is an amino tetrasaccharide comprising an alpha-N-acetylneuraminyl residue (2->3)-linked to a beta-D-galactopyranosyl residue which is itself linked at position 4 to a beta-D-galactopyranosyl-(1->3)-2-(acetylamino)-2-deoxy-beta-D-galactopyranosyl group. It is a galactosamine oligosaccharide and an amino tetrasaccharide.