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A mixture of 2-bromopyridine (3.16 g, 20.0 mmol) and 1-methylimidazole (1.64 g,
20.0 mmol) was kept neat at 160 ¡ãC for 48 h. ÆäÖС°kept neat¡±ÊÇʲôÒâ˼£¿Ð»Ð»£¡
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