30515
A set of substituted - [ N ' - ( benzofuroxan - 5 - yl ) methylene ] benzohydrazides ( 4a - t ) , previously designed and synthesized , was experimentally assayed against Trypanosoma cruzi , the etiological agent of Chagas ' disease , one of the most neglected tropical diseases .
 Chemical: N ' - ( benzofuroxan - 5 - yl ) methylene ] benzohydrazides
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
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Answer:
 Chemical: N ' - ( benzofuroxan - 5 - yl ) methylene ] benzohydrazides