[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule has been investigated for the treatment of Brain and Central Nervous System Tumors."}, {"from": "gpt", "value": "[C][C@H1][Branch2][Ring1][C][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C][C@@H1][Branch1][C][C][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C]"}]