[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is zwitterionic form of tetrahomomethionine. It is a tautomer of a tetrahomomethionine."}, {"from": "gpt", "value": "[C][S][C][C][C][C][C][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}]