[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is zwitterionic form of L-homoserine. It is a tautomer of a L-homoserine."}, {"from": "gpt", "value": "[C][Branch1][Ring1][C][O][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}]