9820
The anti - inflammatory effect of 1 - trifluoromethoxyphenyl - 3 - ( 1 - propionylpiperidin - 4 - yl ) urea ( TPPU ) , the most promising inhibitor among the five sEHIs tested , was investigated in a lipopolysaccharide ( LPS ) - challenged murine model .
 Chemical: 1 - trifluoromethoxyphenyl - 3 - ( 1 - propionylpiperidin - 4 - yl ) urea; Chemical: TPPU
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: 1 - trifluoromethoxyphenyl - 3 - ( 1 - propionylpiperidin - 4 - yl ) urea; Chemical: TPPU