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Moreover , protection against PQ - induced ALI was tested by daily pretreatment mice with saline , NAC or naringin for 3days before PQ ( 30mg / kg , i . p . ) .
 Chemical: NAC; Chemical: naringin
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: NAC; Chemical: naringin