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Since acute changes in corticosterone levels can affect behavior , JZL184 was administered concurrently with the corticosterone synthesis inhibitor metyrapone , to investigate whether the previously shown behavioral effects of JZL184 are dependent on corticosterone .
 Chemical: corticosterone; Chemical: JZL184; Chemical: corticosterone; Chemical: metyrapone; Chemical: JZL184; Chemical: corticosterone
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: corticosterone; Chemical: JZL184; Chemical: corticosterone; Chemical: metyrapone; Chemical: JZL184; Chemical: corticosterone