[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an oligosaccharide sufate consisting of alpha-L-threo-hex-4-enopyranuronic acid and 2-acetamido-2-deoxy-6-O-sulfo-D-glucopyranose joined in sequence by a (1->4) glycosidic bond. It is an oligosaccharide sulfate, an alpha,beta-unsaturated monocarboxylic acid, an amino disaccharide and an enol."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring2][P][C@@H1][Branch2][Ring1][Ring1][C@H1][Branch1][=Branch1][O][C][Ring1][=Branch1][O][C][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][O]"}]