[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][C][C][C][=C][C][=Branch2][Ring1][=C][=C][Branch2][Ring1][C][C][=C][Ring1][=Branch1][O][C][=C][N][=C][Branch1][=Branch1][N][=C][Ring1][=Branch1][N][N][S][=Branch1][C][=O][=Branch1][C][=O][N][O][C]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT02397460 (Effect of Gefapixant (AF-219/MK-7264) on Cough Reflex Sensitivity)."}]