The molecule is a disaccharide derivative consisting of 3-O-sulfo-beta-D-glucopyranuronic acid and D-xylopyranose joined by a (1->4) glycosidic linkage. It is a glucosiduronic acid, a disaccharide derivative and an oligosaccharide sulfate.
(2S,3R,4S,5R,6R)-3,5-dihydroxy-4-sulfooxy-6-[(3R,4R,5R)-4,5,6-trihydroxyoxan-3-yl]oxyoxane-2-carboxylic acid