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: Anaesthesia
All  except one are true about cocaine 
Select and explain. 
A. Is ester of benzoic acid, B. Produces para aminobenzoic acid as metabolite, C. Metabolised by liver, D. Vasoconstrictor
B: Produces para aminobenzoic acid as metabolite
Answer: B: Produces para aminobenzoic acid as metabolite 
Explanation: Cocaine being metabolisd by liver, does not produce PABA.