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': 'Which of the following is a least enzyme inhibiting protease inhibitor? \nSelect and explain. \nA. Ritonavir, B. Saquinavir, C. Lopinavir, D. Indinavir', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Protease inhibitor with maximum enzyme inhibiting property :Ritonavir\nProtease inhibitor with least enzyme inhibiting property : Saquinavir', 'role': 'assistant'}]