1375
Finally , we observed that administration of the 5 - HT1A receptor agonist 8 - OH - DPAT also ameliorated the deficit in PPI observed in DAT KO mice .
 Chemical: 8 - OH - DPAT
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: 8 - OH - DPAT