[{"from": "human", "value": "Provide a description of this molecule. [C][N+1][Branch1][C][C][Branch1][C][C][C][C][=Branch1][C][=O][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a quaternary ammonium ion that is the conjugate acid of 3-dehydrocarnitine. It has a role as a human metabolite. It is functionally related to a carnitinium. It is a conjugate acid of a 3-dehydrocarnitine."}]