[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a hexonic acid. It is a conjugate acid of a rhamnonate."}, {"from": "gpt", "value": "[C][C][Branch2][Ring1][C][C][Branch1][=C][C][Branch1][#Branch2][C][Branch1][=Branch1][C][=Branch1][C][=O][O][O][O][O][O]"}]