829
n - Butanol fraction of both species showed the highest ACE inhibitory activity , with IC50 values of 59 . 3 and 81 . 7 micro g / mL for N . binaludensis and N . crassifolia , respectively .
 Chemical: n - 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: n - Butanol 
Answer:
 Chemical: n - Butanol