9116
After induction of colitis with 2 , 4 , 6 - trinitrobenzene sulfonic acid , rats were intragastrically administered with curcumin or sulfasalazine daily for one week .
 2 , 4 , 6 - trinitrobenzene sulfonic acid, curcumin, sulfasalazine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 2 , 4 , 6 - trinitrobenzene sulfonic acid, curcumin, sulfasalazine