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Cucurbitacin E was readily hydrolyzed by human hepatic microsomes , leading to cucurbitacin I ( K ( m ) 22 mu M , V ( max ) 571 nmol / mg proteins / min ) .
 Chemical: Cucurbitacin E; Chemical: cucurbitacin I
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: Cucurbitacin E; Chemical: cucurbitacin I