methyl 7-O-dibenzyloxyphosphoryl-2,3,4,6-tetra-O-benzyl-D-glycero-α-D-mannoheptopyranoside-heptopyranoside

thiophenyl 1,7-dideoxy-7-methanesulfonylamido-2,3,4,6-tetra-O-benzyl-D-glycero-α-D-manno-heptopyranoside