21299
RESULTS : The plant ethanolic extracts effectively suppressed PGE2 , IL - 6 and TNF release with an IC50 less than 50 mu g / ml .
 Chemical: PGE2
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: PGE2