[{"from": "human", "value": "Describe this molecule. [C][C@@H1][Branch1][P][C@H1][C@H1][Branch1][N][C@H1][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][=Branch1][O][O][O]"}, {"from": "gpt", "value": "The molecule is a five-membered rhamnonolactone having L-configuration. It is functionally related to a rhamnonic acid."}]