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Synthesis of 2,3,5,6-Tetrasubstituted Pyridines via Copper-Catalyzed Domino Oxidative Annulation of 1,3-Dicarbonyl Compounds with Methanol and Ammonium Acetate
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有机化学 . 2018, (12): 3381 -3385 .  DOI: 10.6023/cjoc201807003