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: Biochemistry
[{'content': 'All of the following amino acids are converted to succinyl-CoA, except \nSelect and explain. \nA. Methionine, B. Isoleucine, C. Valine, D. Histidine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]