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