[{"from": "human", "value": "Describe this molecule. [C][C][N][C][=Branch1][C][=O][C@@H1][C@H1][Branch2][Ring2][Ring1][C@H1][Branch2][Ring1][=C][C@@H1][Branch1][Ring2][O][Ring1][Branch1][N][C][=N][C][=C][Branch1][=Branch2][N][=C][N][=C][Ring1][=Branch1][Ring1][=Branch2][N][C][C][C][C][C][Ring1][Branch1][O][O]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT00040001 (Safety and Efficacy Study of an A1-adenosine Receptor Agonist to Slow Heart Rate in Atrial Fibrillation)."}]