The molecule is an amino nonasaccharide consisting of nine N-formyl-alpha-D-perosamine residues linked sequentially (1->2), (1->2), (1->2), (1->3), (1->2), (1->2), (1->2) and (1->2).
N-[(2R,3S,4S,5S,6S)-5-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5R,6R)-5-formamido-4-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5S,6R)-5-formamido-3-[(2R,3S,4S,5S,6R)-5-formamido-3,4-dihydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxy-4,6-dihydroxy-2-methyloxan-3-yl]formamide