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': "Products accumulated in Hunter 's syndrome are \nSelect and explain. \nA. Keratan sulfate, B. Dermatan sulfate, C. Chondroitin sulfate, D. All", 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e Dermatan sulfate', 'role': 'assistant'}]