20498
Synthesis of indolyl - 3 - acetonitrile derivatives and their inhibitory effects on nitric oxide and PGE2 productions in LPS - induced RAW 264 . 7 cells .
 Chemical: indolyl - 3 - acetonitrile; Chemical: nitric oxide; 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: indolyl - 3 - acetonitrile; Chemical: nitric oxide; Chemical: PGE2