Methyl 5-hydroxypyrazolo[1,5-a]pyridine-3-carboxylate
4-Bromo-2-chloro-6-ethynylpyridine
5-Methyl-2-oxo-1,2-dihydropyridine-3-carbohydrazide
1-(6-Chloro-4-methoxypyridin-3-yl)ethanone
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