15281
Addition of freshly prepared ethephon to BChE in buffered medium , at pH 7 . 0 and 22 degrees C , resulted in no inhibition initially .
 Chemical: ethephon
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: ethephon