The molecule is an oligosaccharide sulfate consisting of 2-(sulfoamino)-alpha-D-glucopyranosyl, 2-O-sulfo-alpha-L-idopyranuronosyl, 6-O-sulfo-2-sulfoamino-alpha-D-glucopyranosyl and 2-O-sulfo-L-idopyranuronic acid residues joined in sequence by (1->4) glycosidic bonds. It is an oligosaccharide sulfate and a member of sulfamic acids.
(2R,3S,4S,5R)-3-[(2R,3R,4R,5S,6R)-5-[(2R,3R,4S,5S,6R)-6-carboxy-5-[(2R,3R,4R,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-(sulfoamino)oxan-2-yl]oxy-4-hydroxy-3-sulfooxyoxan-2-yl]oxy-4-hydroxy-3-(sulfoamino)-6-(sulfooxymethyl)oxan-2-yl]oxy-4,6-dihydroxy-5-sulfooxyoxane-2-carboxylic acid