Pyrazolo[1,5-a]pyridine-2-carbaldehyde
5,6-Dihydropyridazin-4-ol
Ethyl 4-oxo-1,4-dihydropyrido[3,4-d]pyrimidine-2-carboxylate
3-Iodo-1H-pyrrolo[3,2-b]pyridine-6-carbonitrile
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