Methyl 5-chloropyrazolo[1,5-a]pyridine-3-carboxylate
6-Bromo-2-chloropyridine-3,4-diamine
Ethyl 5-Boc-6,7-dihydro-4H-thieno-[3,2-c]pyridine-3-carboxylate
6-Chloro-2-methyloxazolo[4,5-b]pyridine
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