This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Which of the following is not conveed into active metabolite 
Select and explain. 
A. Lisinopril, B. Fluxotine, C. Cyclophosphamide, D. Diazepam
A: Lisinopril
Answer: A: Lisinopril 
Explanation: all ACE inhibitor are prodrug except captopril and lisinopril drug -active metabolite fluxotine-non fluxotine Cyclophosphamide- adenophosphamide Diazepam-oxazepam Refer KDT 7/e p22 -23