20441
Compound 20 is the most potent and lipophilically efficient of these new pyrazole analogs , with a k ( inact ) / K ( i ) value of 112 , 000 M ( - 1 ) s ( - 1 ) and lipophilic efficiency ( LipE ) of 8 . 53 .
 Chemical: pyrazole
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: pyrazole