3752
These CA - induced apoptosis - related signals were markedly prevented by the antioxidant N - acetylcysteine ( NAC ) .
 Chemical: N - acetylcysteine; Chemical: NAC
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: N - acetylcysteine; Chemical: NAC