发明人王建平,郭海燕,韩伟. "Method for the Synthesis of 1-tert-Butyl 4-ethyl 3-hydroxy-5,6-dihydropyridine-1,4(2H)-dicarboxylate" [P]. 中国发明专利, 专利号 CN 117632525 A, 授权公告日 2022-06-01.
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