[{"from": "human", "value": "Describe this molecule. [C][S][=Branch1][C][=O][=Branch1][C][=O][C][C][C][N][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Cl][C][=C][Ring1][#Branch2][C][N][C][=C][Branch1][#Branch1][C][=C][N][=C][Ring1][=Branch1][N][Branch1][Branch1][C][Ring1][=Branch2][=O][C][C][Branch1][C][F][Branch1][C][F][F]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT04056611 (Effects of JNJ-53718678 in Adult and Adolescent Participants Who Had a Hematopoietic Stem Cell Transplantation and Who Are Infected With Respiratory Syncytial Virus (RSV))."}]