26203
The ground roots were extracted with aqueous methanol and partitioned sequentially with n - hexane , chloroform and butanol .
 Chemical: methanol; Chemical: n - hexane; Chemical: chloroform; Chemical: butanol
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: methanol, n - hexane, chloroform, butanol 
Answer:
 Chemical: methanol; Chemical: n - hexane; Chemical: chloroform; Chemical: butanol