12333
In 6 - OHDA animals , D1 receptors agonist ( SKF81297 ) revealed significantly a conditioned place aversion ( CPA ) at 3 mg / kg and 9 mg / kg doses .
 Chemical: 6 - OHDA; Chemical: SKF81297
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: 6 - OHDA; Chemical: SKF81297