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These results in combination to their known AChE / BuChE inhibitory activities led us to propose these indolyl carbohydrazides as new multifunctional compounds against AD .
 Chemical: indolyl carbohydrazides
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: indolyl carbohydrazides