diethyl (3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl-(1->4)-2,3,6-tri-O-benzyl-α-D-glucopyranosyl)methylphosphonate

(2,3-di-O-benzyl-4,6-O-benzylidene-α-D-glucopyranosyl)methyl iodide