The molecule is an amino trisaccharide which has an N-acetyl-D-glucosamine unit at the reducing end with an alpha-L-colitosyl-(1->2)-beta-D-galactosyl group attached at the 3-position. It is a glucosamine oligosaccharide, an amino trisaccharide and a deoxy oligosaccharide derivative.
N-[(3R,4R,5S,6R)-4-[(2R,3R,4S,5R,6R)-3-[(2S,3S,5S,6S)-3,5-dihydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide