The molecule is a tetrasaccharide derivative consisting of alpha-L-rhamnose, alpha-D-galactose, N-acetyl-alpha-D-glucosamine and alpha-L-rhamnose residues in a linear (1->2, (1->3), (1->3) sequence. It is a tetrasaccharide derivative and a glucosamine oligosaccharide.
N-[(2R,3R,4R,5S,6R)-4-[(2S,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxy-5-hydroxy-6-(hydroxymethyl)-2-[(2R,3R,4R,5S,6S)-2,3,5-trihydroxy-6-methyloxan-4-yl]oxyoxan-3-yl]acetamide