[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a derivative of D-gluconic acid lacking the 2-hydroxy group. It is a conjugate acid of a 2-deoxy-D-gluconate."}, {"from": "gpt", "value": "[C][Branch1][#C][C@H1][Branch1][O][C@@H1][Branch1][#Branch1][C@@H1][Branch1][Ring1][C][O][O][O][O][C][=Branch1][C][=O][O]"}]