4,5-Dichloropyridazine hydrochloride
6-Chloro-N-ethyl-3-nitropyridin-2-amine
7-Chlorothieno[3,2-b]pyridine-2-carbothioamide
8-Methyl-[1,2,4]triazolo[1,5-a]pyridin-2-amine
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