28932
Here we report that AA - I suffers hydrogenolysis with loss of the nitro group by reaction with cysteine or glutathione to give aristolic acid .
 AA - I, nitro, cysteine, glutathione, aristolic acid
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 AA - I, nitro, cysteine, glutathione, aristolic acid