phenyl 2,3,4-tri-O-benzyl-6-O-(hydroxycarbonylethanoyl)-1-thio-α-D-mannopyranoside

phenyl 2,3,4-tri-O-benzyl-6-O-[(2-O-benzoyl-1,6-di-O-benzyl-α-D-glucopyranos-3-yloxy)-3-carbonylpropanoyl]-1-sulfoxy-α-D-mannopyranoside