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 metabolite of Atracurium is responsible for seizures? \nSelect and explain. \nA. Cis - atracurium, B. FK - 506, C. Laudanosine, D. Gallamine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Laudanosine is the metabolite of Atracurium that causes seizures. Cis - atracurium produces less laudanosine & hence has lesser risk of seizures.', 'role': 'assistant'}]