30468
Chronic exposure to oxyfluorfen led to slight variations in AEA , however , the ranges of variability of AEA in controls and exposed communities were similar , highlighting the difficulty of a direct interpretation of AEA values .
 Chemical: oxyfluorfen
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: oxyfluorfen 
Answer:
 Chemical: oxyfluorfen