16135
Our data revealed that inhibition of MAO - A - mediated metabolic elimination by harmaline ( 2 , 5 , and 15 mg / kg ) led to a sharp increase in systemic and cerebral exposure to 5 - MeO - DMT ( 2 and 10 mg / kg ) at all dose combinations .
 Chemical: harmaline; Chemical: 5 - MeO - DMT
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: harmaline; Chemical: 5 - MeO - DMT