12771
METHODS : Multichannel electrophysiological recording was used for tracking neuronal activity in the ACC and STR of urethane - anesthetized rats after administration of saline or 0 . 05 or 0 . 5 mg / kg quinpirole .
 Chemical: urethane; Chemical: quinpirole
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: urethane, quinpirole 
Answer:
 Chemical: urethane; Chemical: quinpirole