methyl 2,3,4-tri-O-benzyl-6-deoxy-6-[N''-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranosyl)ureido]-α-D-glucopyranoside

methyl 4-O-acetyl-2,3-O-isopropylidene-6-O-[(N-2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)carbamoyl]-α-D-mannopyranoside