[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][=Branch1][=C][C@@H1][Branch2][Branch1][Ring2][C@H1][Branch2][Ring2][=C][O][C@H1][Ring1][=Branch1][O][C@H1][C@H1][Branch2][Ring2][Ring1][C@H1][Branch2][Ring1][=N][O][C@H1][Branch1][Branch1][C@@H1][Ring1][=Branch1][O][O][C@@H1][C@H1][Branch1][=C][O][C][Branch1][=Branch2][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][O][O][C][O][C][O][O][C][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]"}, {"from": "gpt", "value": "The molecule is an amino tetrasaccharide comprising residues of galactose, N-acetylglucosamine, galactose and glucose in a linear sequence, all joined by beta-linkages. It is an amino tetrasaccharide and a glucosamine oligosaccharide."}]