[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a beta-alanopine. It is an enantiomer of a (R)-beta-alanopine."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][C][C][=Branch1][C][=O][O]"}]