13897
Compound 1 exhibited activity comparable to the clinically approved elastase inhibitor sivelestat in short - term assays and demonstrated superior sustained activity in longer - term assays .
 Chemical: sivelestat
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: sivelestat