[{"from": "human", "value": "Describe this molecule. [C][Branch1][O][C][=Branch1][C][=O][C@@H1][Branch1][Ring1][C][=O][O][O][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is the ketoaldose phosphate that is the 4-phosphate of 3-dehydro-L-erythrose. It is a ketoaldose phosphate and an aldehyde. It is functionally related to a L-erythrose."}]