The molecule is a tetrasaccharide with no free anomeric centre consisting of two galactosyl residues, one glucosyl residue and one fructosyl residue in a liner sequence, linked as shown.
(2R,3R,4S,5R,6R)-2-[[(2R,3R,4S,5R,6R)-6-[[(2R,3S,4S,5R,6S)-6-[(3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methoxy]-3,4,5-trihydroxyoxan-2-yl]methoxy]-6-(hydroxymethyl)oxane-3,4,5-triol