The molecule is a tetrasaccharide that is beta-D-glucopyranuroic acid, attached in sequence to beta-D-galactopyranosyl, beta-D-galactopyranosyl, and beta-D-xylopyranose by (1->3), (1->3), and (1->4) glycosidic linkages, respectively. It is a member of glucuronic acids and a tetrasaccharide.
(2S,3S,4S,5R,6R)-6-[(2S,3R,4S,5S,6R)-2-[(2R,3S,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-[(3R,4R,5R,6R)-4,5,6-trihydroxyoxan-3-yl]oxyoxan-4-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid