[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule has been used in trials studying the diagnostic of Adult Ependymoma, Malignant Ascites, Adult Gliosarcoma, Adult Mixed Glioma, and Adult Glioblastoma, among others."}, {"from": "gpt", "value": "[C][=C][N][Branch1][N][C][=Branch1][Ring2][=N][Ring1][Branch1][N+1][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][N][C][C][O]"}]