The molecule is a disaccharide consisting beta-D-glucosyl and D-gluconic acid residues joined by a (1->4)-linkage. It has a role as a metabolite. It is a disaccharide and a carbohydrate acid. It derives from a cellobiose. It is a conjugate acid of a cellobionate.
(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanoic acid