6351
Finally , we provide a reasonable explanation for the different solubility between benzene / water and pyrrole / water .
 Chemical: benzene; Chemical: pyrrole
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: benzene, pyrrole 
Answer:
 Chemical: benzene; Chemical: pyrrole