The molecule is a disaccharide derivative that is alpha-mannobiose in which the hydroxy group at position 3 of each mannose residue has been substituted by a methyl group. It derives from an alpha-mannobiose.
(2R,3S,4S,5R,6R)-2-[(2R,3R,4R,5S,6S)-5,6-dihydroxy-2-(hydroxymethyl)-4-methoxyoxan-3-yl]oxy-6-(hydroxymethyl)-4-methoxyoxane-3,5-diol