[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch2][=Branch1][Ring1][C@@H1][C@H1][Branch2][Branch1][=N][C@@H1][Branch2][Branch1][Branch2][C@H1][Branch2][Branch1][Ring1][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@H1][C@H1][Branch2][Ring2][Branch1][O][C][Branch2][Ring1][#C][C@@H1][Branch2][Ring1][#Branch2][C@H1][Ring1][=Branch1][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][C][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a trisaccharide that is D-galactopyranose in which the hydroxy groups at positions 3 and 4 have been converted to the beta-D-glucopyranosyl and alpha-D-glucopyranosyl derivatives, respectively."}]