16527
This study investigated the vasorelaxant effect produced by ( - ) - cubebin in isolated rat aortic rings pre - contracted with phenylephrine ( Phe ) , and the possible mechanism involved in this event was evaluated .
 Chemical: ( - ) - cubebin; Chemical: phenylephrine; Chemical: Phe
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: ( - ) - cubebin; Chemical: phenylephrine; Chemical: Phe