The molecule is an amino tetrasaccharide that is 3-O-(2-acetamido-2-deoxy-alpha-D-glucopyranosyl)-D-galactopyranose in which the acetamidoglucosyl group has been glycosylated at positions 3 and 4 by beta-D-galactosyl and alpha-L-fucosyl groups, respectively. It is an oligosaccharide, a member of acetamides and an amino tetrasaccharide.
N-[(2R,3R,4R,5S,6R)-6-(hydroxymethyl)-4-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-[(3R,4S,5S,6R)-2,3,5-trihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-5-[(2S,3S,4R,5S,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-3-yl]acetamide