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: Forensic Medicine
[{'content': 'Florence test detects: JIPMER 13 \nSelect and explain. \nA. Inositol, B. Choline, C. Spermine, D. Citric acid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Choline', 'role': 'assistant'}]