[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=C][Branch2][Branch1][P][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][N][C][=Branch2][Ring2][=C][=C][C][=Branch1][Ring2][=N][Ring1][Branch1][C][=N][C][=C][Branch2][Ring1][#C][C][=Branch1][Ring2][=N][Ring1][=Branch1][N][C][C][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][Branch1][=Branch2][C][Branch1][C][F][Branch1][C][F][F][O][F][C][=N][O][C][=C][Ring1][Branch1][F]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT03254485 (A Study of the Effect of IW-1973 on the Exercise Capacity of Patients With Heart Failure With Preserved Ejection Fraction (Hfpef))."}]