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Therefore , in the present perspective , the triazolothiadiazoles and triazolothiadiazines with broad spectrum biological profile have matured into indispensable heterocyclic scaffolds .
 Chemical: triazolothiadiazoles; Chemical: triazolothiadiazines
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: triazolothiadiazoles; Chemical: triazolothiadiazines