发明人沈红梅,钱学锋,马晓峰. "Method for the Synthesis of Methyl 5-chloro-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112362714 B, 授权公告日 2023-02-26.
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