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': 'Hofmann elimination is seen in - \nSelect and explain. \nA. Atracurium, B. Pancuronium, C. d-TC, D. Vecuronium', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Atracurium The unique feature of atracurium is inactivation in plasma by spontaneous nonenzymatic degradation (Hofmann elimination) in addition to that by alkaline ester hydrolysis.", 'role': 'assistant'}]