This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'The following drug is \nSelect and explain. \nA. Hemicholinium, B. Vesamicol, C. Botulinum toxin, D. Metyrosine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The picture shows the drug inhibiting the release of acetylcholine into synapse.so it is either botulinum or beta bungaro toxin Ref: KD Tripathi 6th ed pg 94', 'role': 'assistant'}]