This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Drug Abuse, Subject name: Forensic Medicine
[{'content': 'Which of the following does not refer to cannabis? \nSelect and explain. \nA. Majoon, B. Charas, C. Afeem, D. Hashish', 'role': 'user'}, {'content': "Answer: C \nExplanation: Mickey's finn: chloral hydrate Majoon: Cannabis Charas: Cannabis Hashish: Cannabis Afeem: Opium Crack, coke: cocaine Smack: heroin", 'role': 'assistant'}]