This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 1, Subject name: Forensic Medicine
[{'content': 'False about mescaline \nSelect and explain. \nA. Obtained from Mexican peyote cactus, B. Contains four alkaloids, C. Used in a drink called mescal buttons, D. Recently discovered drug with hallucinogenic action', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Mescaline : - Obtained from Mexican peyote cactus - Lohophora williamsi - Oldest known drug with hallucinogenic action - Mescaline can produce symptoms like schizophrenia - flash back symptoms most frequently seen with abuse of mescaline', 'role': 'assistant'}]