[{"from": "human", "value": "Describe this molecule. [C][N+1][Branch1][C][C][Branch1][C][C][C][C][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a quaternary ammonium ion where three methyl groups and one 2-phosphoethyl group are attached to the nitrogen. It has a role as a mouse metabolite. It is functionally related to a phosphonic acid."}]