[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring2][Ring2][C@H1][Branch2][Ring1][#C][C@H1][Branch2][Ring1][=Branch2][O][C@H1][Ring1][=Branch1][O][C@H1][C@H1][Branch1][#C][C@H1][Branch1][#Branch2][O][C@H1][Branch1][Branch1][C@@H1][Ring1][=Branch1][O][O][C][O][O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is beta-D-GalNAc-(1->3)-D-Gal with beta configuration at the anomeric carbon of the Gal residue."}]