21318
Allopregnanolone effects involved GABAA receptors , as they were inhibited by the selective GABAA receptor antagonist Gabazine , in both PR ( + / + ) and PR ( - / - ) mice .
 Chemical: Allopregnanolone; Chemical: Gabazine
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: Allopregnanolone; Chemical: Gabazine