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': 'Succinyl CoA is formed from which glucogenic acid ? \nSelect and explain. \nA. Tyrosine, B. Phenylalanine, C. Valine, D. Proline', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Valine", 'role': 'assistant'}]