[{"from": "human", "value": "Provide a description of this molecule. [C][O][C@H1][C][N][Branch2][Ring1][O][C][C][C@H1][Ring1][=Branch1][N][C][=Branch1][C][=O][C][=C][C][=Branch1][O][=C][Branch1][#Branch1][C][=C][Ring1][=Branch1][O][C][N][Cl][C][C][C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][F]"}, {"from": "gpt", "value": "The molecule has been either withdrawn or has had its indications limited due to reports about long QT syndrome due to cisapride, which predisposes to arrhythmias. The FDA issued a warning letter regarding this risk to health care professionals and patients."}]