4-Bromo-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid
3-Benzyl-1H-pyrrolo[2,3-c]pyridine
4-Chloro-6-fluoropyrido[3,4-d]pyrimidine
6-Chloro-2-methyl-1H-imidazo[4,5-c]pyridine
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