1730
The effects of oleuropein , a phenolic compound in extra virgin olive oil , on protein metabolism were investigated by measuring testicular testosterone and plasma corticosterone levels in rats fed diets with different protein levels .
 Chemical: oleuropein; Chemical: phenolic; Chemical: testosterone; Chemical: corticosterone
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: oleuropein; Chemical: phenolic; Chemical: testosterone; Chemical: corticosterone