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: Pharmacology
Antifungal used as cancer chemotherapeutic agent is : 
Select and explain. 
A. Flucytosine, B. Nystatin, C. Voriconazole, D. Terbinafine
A: Flucytosine
Answer: A: Flucytosine 
Explanation: None