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': 'Sample of spinal cord is preserved in suspected poisoning with: JIPMER 10, 11 \nSelect and explain. \nA. Oleander, B. Alcohol, C. Strychnine, D. Arsenic', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Strychnine', 'role': 'assistant'}]