9436
The pesticides were extracted from the sample by cyclohexane - ethyl acetate mixture ( 1 : 1 v / v ) and cleaned up by florosil column .
 Chemical: cyclohexane; Chemical: ethyl acetate; Chemical: florosil
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: cyclohexane; Chemical: ethyl acetate; Chemical: florosil