[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the zwitterion formed from taurine by transfer of a proton from the sulfonyl to the amino group. It is the major species existing at physiological pH. It is a tautomer of a taurine."}, {"from": "gpt", "value": "[C][Branch1][#Branch2][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1][NH3+1]"}]