[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an optically active version of thioproline having D-configuration. It has a role as an antioxidant. It is a thioproline and a D-alpha-amino acid."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][=Branch1][N][C][S][Ring1][Branch1][C][=Branch1][C][=O][O]"}]