27266
RESULTS : Artemisia copa had a relaxant effect in endothelium - intact aortic rings that had been pre - contracted with 10 ( - 7 ) M phenylephrine ( Emax = 96 . 7 +/- 1 . 3 % , EC50 = 1 . 1mg / ml ) , 10 ( - 5 ) M 5 - hydroxytriptamine ( Emax = 96 . 7 +/- 3 . 5 % , EC50 = 1 . 5mg / ml ) and 80mM KCl ( Emax = 97 . 9 +/- 4 . 4 % , EC50 = 1 . 6mg / ml ) .
 Chemical: phenylephrine; Chemical: 5 - hydroxytriptamine; Chemical: KCl
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: phenylephrine, 5 - hydroxytriptamine, KCl 
Answer:
 Chemical: phenylephrine; Chemical: 5 - hydroxytriptamine; Chemical: KCl