benzyl O-(2,4,6-tri-O-benzyl-α-D-mannopyranosyl)-(1 -> 4)-2-O-benzoyl-6-O-benzyl-α-D-glucopyranoside 3,3'-succinate

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