The molecule is an amino pentasacchride comprising a chain of 3-O-sulfo-beta-D-glucuronic acid, beta-D-galactose, N-acetyl-beta-D-glucosamine, beta-D-galactose and D-glucose residues linked sequentially (1->3), (1->4), (1->3) and (1->4). It is an amino pentasaccharide and a glucosamine oligosaccharide.
(2S,3R,4S,5R,6R)-6-[(2S,3R,4S,5S,6R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-6-[(2R,3S,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-[(2R,3S,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-4-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,5-dihydroxy-4-sulfooxyoxane-2-carboxylic acid