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 .
 urethane, quinpirole
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 urethane, quinpirole