[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch2][Ring1][Ring1][C@H1][Branch1][#C][C@@H1][Branch1][O][C@@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][Br][O][O][O][O][Br]"}, {"from": "gpt", "value": "The molecule has been used in trials studying the treatment of Brain and Central Nervous System Tumors."}]