5039
We propose that inhibition of PAK1 expression by 5 - ASA can impede with neoplastic progression in colorectal carcinogenesis .
 Chemical: 5 - ASA
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: 5 - ASA