[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Branch1][S][C@@H1][C@@H1][Branch2][Branch1][#Branch2][C@@H1][Branch1][N][C@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][O][O][C@@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][C@@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a trisaccharide consisting of two alpha-D-glucopyranose residues and an alpha-D-galactopyranose residue joined in sequence by (1->2) and (1->3) glycosidic bonds. It is functionally related to an alpha-D-Glcp-(1->2)-alpha-D-Glcp and an alpha-D-Glcp-(1->3)-alpha-D-Galp."}]