[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a selenocysteinate(2-). It is a conjugate base of a L-selenocysteinate(1-). It is an enantiomer of a D-selenocysteinate(2-)."}, {"from": "gpt", "value": "[C][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][Se-1]"}]