The molecule is a methyl glycoside comprising methyl beta-D-glucoside having an beta-D-galactosyl residue at the 4-position. It is a methyl glycoside and a disaccharide derivative. It derives from a beta-lactose.
(2S,3R,4S,5R,6R)-2-[(2R,3S,4R,5R,6R)-4,5-dihydroxy-2-(hydroxymethyl)-6-methoxyoxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol