[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a Radioactive Diagnostic Agent. The mechanism of action of technetium tc-99m pentetate is as a Radiopharmaceutical Activity."}, {"from": "gpt", "value": "[C][Branch1][P][C][N][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][O-1][N][Branch2][Ring1][C][C][C][N][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][O-1].[Na+1].[Tc]"}]