[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a one-carbon compound that is phosphonic acid in which the hydrogen attached to the phosphorus is substituted by a methyl group. It is a one-carbon compound and a member of phosphonic acids. It is functionally related to a phosphonic acid. It is a conjugate acid of a methylphosphonate(1-)."}]