22285
The essential oil showed mutagen - protective efficacy against IQ and MeIQ tested as direct mutagens ( 10 ( - 7 ) mol / plate ) , with a revertants percentage reduction of 39 % and 40 % , respectively .
 Chemical: MeIQ
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: MeIQ