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': 'Drugs inhibiting IL-2 - \nSelect and explain. \nA. Cycloserine, B. Cyclosporine, C. OKT-3, D. All', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Cyclosporine", 'role': 'assistant'}]