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5-Chloroimidazo[1,2-a]pyrazine 2-CHLORO-5-CYANOPYRAZINE Methyl imidazo[1,2-a]pyridine-5-carboxylate 6-CHLORO-3-BROMO-IMIDAZO[1,2-A]PYRIDINE 5-BROMO-IMIDAZO[1,2-A]PYRIDINE 3-bromo-5-methylimidazo[1,2-a]pyridine Imidazo[1,2-a]pyridin-6-amine (9CI) methyl 3-bromoH-imidazo[1,2-a]pyridine-6-carboxylate Imidazo[1,2-a]pyridine, 6-fluoro- (9CI) 6-Bromoimidazo[1,2-a]pyridine