[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][Branch1][#C][C][=Branch1][C][=O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a ketoaldonic acid that is rhamnonic acid which is lacking the 3-hydroxy group, while those at positions 2 and 4 have been oxidised to the corresponding ketones. It has a role as a bacterial metabolite. It is a hexonic acid and a ketoaldonic acid. It is functionally related to a rhamnonic acid. It is a conjugate acid of a 2,4-didehydro-3-deoxy-L-rhamnonate."}]