4-Chloro-1H-pyrrolo[2,3-b]pyridin-3-amine
7-Chloro-3-iodo-1H-pyrrolo[3,2-b]pyridine
Pyrazolo[1,5-a]pyridin-5-amine
tert-Butyl 2-(pyridin-2-ylmethylene)hydrazinecarboxylate
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