[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Branch1][C][C@H1][Branch2][Ring2][=N][C@H1][Branch2][Ring2][#Branch1][O][C@H1][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Ring1][Ring1][O][C][Branch1][=C][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][N][C][=Branch1][C][=O][C][O][C][O][S][=Branch1][C][=O][=Branch1][C][=O][O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an amino disaccharide comprising N-acetyl-beta-D-galactosamine and N-acetyl-6-O-sulfo-D-glucosamine residues linked (1->4). It is an amino disaccharide, an oligosaccharide sulfate, a galactosamine oligosaccharide and a glucosamine oligosaccharide."}]