[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the conjugate acid of N-methyltyramine; major species at pH 7.3. It has a role as a human metabolite. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a N-methyltyramine."}, {"from": "gpt", "value": "[C][NH2+1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}]