Scheme 20.
Multicomponent synthesis of 3-aryl-1-(6-aryl-7H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazin-3-yl)-1H-pyrazol-5-amines and 3-(3-(5-amino-3-aryl-1H-pyrazol-1-yl)-7H-[1,2,4]triazolo[3,4-b] [1,3,4]thiadiazin-6-yl)-8-ethoxy-2H-chromen-2-ones
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