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': 'Nephrotoxicity is seen with: \nSelect and explain. \nA. Azathioprine, B. Leflunomide, C. Mycophenolate mofetil, D. Tacrolimus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Tacrolimus', 'role': 'assistant'}]