The molecule is a glycosylmannose that is D-mannopyranose in which the hydroxy group at position 3 has been converted into the corresponding beta-D-galactofuranosyl derivative. It derives from a beta-D-galactofuranose and a D-mannopyranose.
(3S,4S,5R,6R)-4-[(2S,3R,4R,5S)-5-[(1R)-1,2-dihydroxyethyl]-3,4-dihydroxyoxolan-2-yl]oxy-6-(hydroxymethyl)oxane-2,3,5-triol