The molecule is an amino disaccharide consisting of an N-acetyl-alpha-L-fucosaminyl residue linked (1->3) to an N-acetyl-alpha-D-fucosamine residue. It has a role as an epitope.
N-[(2S,3S,4S,5S,6S)-2-[(3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-methyloxan-4-yl]oxy-4,5-dihydroxy-6-methyloxan-3-yl]acetamide