22796
N - Methyldihydroquinazolinone Derivatives of Retro - 2 with Enhanced Efficacy against Shiga Toxin .
 N - Methyldihydroquinazolinone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 N - Methyldihydroquinazolinone