Task: Question Answering
Input (English): Question: A 70-year-old woman with a history of hypertension and moderate heart failure attended the clinic due to a persistent and dry cough that started as a sensation of itching in the throat. In the analytical hyperkalemia is observed. What is the drug suspected of causing the clinical and analytical alteration of the patient? 
 Options:  <1> Hydrochlorothiazide. <2> Bisoprolol. <3> Furosemide. <4> Enalapril <5> Hydralazine
Output (English): 4