This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: A.N.S., Subject name: Pharmacology
Which of the following is an example of irreversible carbamate? 
Select and explain. 
A. Ambenonium, B. Galantamine, C. Propoxur, D. Rivastigmine
C: Propoxur
Answer: C: Propoxur 
Explanation: Ans. is 'c' i.e., Propoxur AnticholinesterasesReversibleIrreversibleCarbamateAcridineOrgnophosphatesCarbamates* Physostigmine* Neostigmine* Pyridostigmine* Edrephonium* Ambenonium* Galantamine* Donepezil & rivastigmine* Tacrine* Echothiophate* Dyflos (Disfluorophosphate)* Parathion, malathion* Diazinon* Carbaryl* Propoxur