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': 'Which is not a product of Pentose phosphate pathway \nSelect and explain. \nA. Glyceraldehyde 3 PO4, B. NADPH, C. Sedoheptulose PO4, D. CO2', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]