2625
These results suggest that potentiation effects of GRPE and GOPE on pentobarbital - induced sleep in mice may be modulated by a GABAergic mechanism .
 Chemical: pentobarbital
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: pentobarbital