[{"from": "human", "value": "What can you tell me about this molecule? [C][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][Se-1]"}, {"from": "gpt", "value": "The molecule is a selenocysteinate(2-). It is a conjugate base of a D-selenocysteinate(1-). It is an enantiomer of a L-selenocysteinate(2-)."}]