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': 'In a well fed state, acetyl CoA obtained from diet is least used in the synthesis of: \nSelect and explain. \nA. Citrate, B. Succinate, C. Palmityl CoA, D. Acetoacetate', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Acetoacetate', 'role': 'assistant'}]