[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring1][S][C@H1][Branch2][Ring1][Ring1][C@H1][Branch1][=Branch1][O][C@H1][Ring1][=Branch1][O][C][O][S][=Branch1][C][=O][=Branch1][C][=O][O][O][S][=Branch1][C][=O][=Branch1][C][=O][O][O][C@H1][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C][=Branch1][N][=C][Branch1][Ring2][O][Ring1][=Branch1][C][=Branch1][C][=O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is an amino disaccharide consisting of alpha-L-threo-hex-4-enopyranuronic acid and 2-acetaido-2-deoxy-4,6-di-O-sulfo-beta-D-galactopyranose joined in sequence by a (1->3) glycosidic bond. It is an alpha,beta-unsaturated monocarboxylic acid, an oligosaccharide sulfate, an enol, a member of acetamides and an amino disaccharide."}]