[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch1][Ring1][C][=O][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a phosphonic acid consisting of acetaldehyde with the phospho group at the 2-position. It has a role as a mouse metabolite. It is functionally related to a phosphonic acid and an acetaldehyde. It is a conjugate acid of a phosphonoacetaldehyde(1-)."}]