发明人朱建伟,沈红梅,赵玉洁. "Method for the Synthesis of Ethyl 2-amino-5-(pyridin-4-yl)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108709278 A, 授权公告日 2021-09-06.
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