5-Chloro-1H-pyrrolo[2,3-b]pyridin-4-ol
5-Chlorotetrazolo[1,5-a]pyridine
2-Chloro-5-(difluoromethoxy)-3-nitropyridine
6-Chloro-3-cyclopropyl-[1,2,4]triazolo[4,3-b]pyridazine
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