12796
An in - depth analytical investigation from 2008 to 2010 showed how this innovative olive extraction process led to an excellent peculiar final product , mainly attributable to the improved biophenol and volatile composition , as well as higher concentrations of the lipophilic and vitamin antioxidants ( tocopherols and tocotrienols ) .
 Chemical: tocopherols; Chemical: tocotrienols
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: tocopherols; Chemical: tocotrienols