[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule has been used in trials studying the treatment of Ependymomas, Medulloblastomas, Sarcoma, Soft Tissue, Supratentorial PNETs, and Recurrent Brain Tumors."}, {"from": "gpt", "value": "[C][C][N][Branch2][Ring1][Ring2][P][=Branch1][C][=O][Branch1][Branch1][O][C][Ring1][#Branch1][N][Branch1][Ring2][C][C][Cl][C][C][Cl][C][C][Cl]"}]