10281
Therefore , this study was carried out to investigate the possible underlying mechanisms that may be involved in IFO - induced nephrotoxicity , including free radical generation and the possible role of alpha lipoic acid ( ALA ) versus N - acetylcysteine ( NAC ) in protection against this toxicity .
 Chemical: IFO; Chemical: alpha lipoic acid; Chemical: ALA; 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: IFO; Chemical: alpha lipoic acid; Chemical: ALA; Chemical: N - acetylcysteine; Chemical: NAC