[{"from": "human", "value": "Describe this molecule. [C][C@@H1][Branch1][#C][C@H1][Branch1][O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a ketoaldonic acid and a hexonic acid. It is functionally related to a L-fuconic acid. It is a conjugate acid of a 2-dehydro-3-deoxy-L-fuconate."}]