The molecule is an amino trisaccharide comprising beta-D-galactose, N-acetyl-beta-D-glucosamine and alpha-D-mannose residues linked sequentially (1->4) and (1->2). It is an amino trisaccharide and a glucosamine oligosaccharide.
N-[(2S,3R,4R,5S,6R)-4-hydroxy-6-(hydroxymethyl)-2-[(2S,3S,4S,5S,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]oxy-5-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-3-yl]acetamide