[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an organic disulfide consisting of two D-penicillamines joined by a disulfide bond. It is an organic disulfide, a sulfur-containing amino acid and a D-valine derivative."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][S][S][C][Branch1][C][C][Branch1][C][C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}]