[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch2][Ring1][P][S][As][Branch1][Ring2][S][Ring1][Branch1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][C][=N][C][=Branch1][=Branch2][=N][C][=Branch1][Ring2][=N][Ring1][=Branch1][N][N][C][O]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT00330148 (Randomized Clinical Trial of Three Drug Combinations for Late-Stage Gambiense Human African Trypanosomiasis)."}]