4288
The MCAO - induced decrease in insulin receptor levels in the liver and skeletal muscle on day 1 was recovered to control levels by orexin - A , and this effect of orexin - A was reversed by the administration of SB334867 as well as by hypothalamic BDNF knockdown .
 SB334867
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 SB334867