29765
In the current study , we show that systematic modification of an aminoalkylindole scaffold identifies two new compounds with dual CB1R antagonist / CB2R agonist activity .
 Chemical: aminoalkylindole
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: aminoalkylindole