[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Branch1][Ring1][C@@H1][Branch1][O][C@H1][Branch1][=Branch1][O][C@H1][Ring1][=Branch1][O][C][O][O][C@H1][C@@H1][Branch2][Ring1][#Branch2][C@H1][Branch2][Ring1][Branch1][C@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][S][=Branch1][C][=O][=Branch1][C][=O][O][O][N][C][=Branch1][C][=O][C][O]"}, {"from": "gpt", "value": "The molecule is an oligosaccharide sulfate consisting of 2-acetamido-2-deoxy-4-O-sulfo-beta-D-galactopyranose and 2-acetamido-2,4-dideoxy-beta-D-xylo-hexopyranose joined in sequence by a (1->4) glycosidic bond. It is an oligosaccharide sulfate and an amino disaccharide. It is functionally related to a N-acetyl-beta-D-galactosamine 4-sulfate and a N-acetyl-beta-D-glucosamine."}]