This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
Prolonged use of the following drug has been implicated in the causation of suacute myelo-optic neuropathy (SMON): 
Select and explain. 
A. Diloxanide furoate, B. Quiniodochlor, C. Emetine, D. Furazolidone
B: Quiniodochlor
Answer: B: Quiniodochlor 
Explanation: (Ref: KDT 6/e p802) 8-hydroxyquinolones like quiniodochlor can result in SMON.