This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'All of the following drugs are used for the treatment of congestive heart failure except: \nSelect and explain. \nA. Nitroglycerin, B. Spironolactone, C. Nesiritide, D. Trimetazidine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Trimetazidine is a partial fatty acid oxidation inhibitor used for angina pectoris.', 'role': 'assistant'}]