4-Methoxyphenyl 4-O-{4-O-[[3-O-[2,4-di-O-(3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-b-D-glucopyranosyl)-3,6-di-O-benzyl-a-D-mannopyranosyl]-4,6-O-benzylidene-2-O-levulinoyl-b-D-glucopyranosyl]]-3,6-di-O-benzyl-2-deoxy-2-phthalimido-b-D-glucopyranosyl}-3-O-benzyl-6-O-(tri-O-benzyl-a-L-fucopyranosyl)-2-deoxy-2-phthalimido-b-D-glucopyranoside