[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Ring1][Ring1][C@H1][Branch1][#C][C@H1][Branch1][O][C@@H1][Branch1][#Branch1][C@@H1][Branch1][Ring1][C][O][O][O][O][O][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a 3-deoxy-D-manno-octulosonic acid. It is a conjugate acid of a keto-3-deoxy-D-manno-octulosonate."}]