[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch2][Branch1][Branch2][C@@H1][C@H1][Branch2][Ring1][=Branch2][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][Branch2][C][Branch1][Ring2][O][Ring1][=Branch1][O][N][S][=Branch1][C][=O][=Branch1][C][=O][O][O][O][C][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][O]"}, {"from": "gpt", "value": "The molecule is a disaccharide consisting of L-threo-hex-4-enopyranuronose and 2-(sulfoamino)-D-glucopyranose residues joined in sequence by a (1->4) glycosidic bond. It is functionally related to a 4,5-dehydro-D-glucuronic acid and a N-sulfo-D-glucosamine."}]