18010
A great variability on the levels of these compounds was found among samples which were responsible for the variability detected also on the antioxidant activities , independent on the method used .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None