发明人冯建国,郑宇鹏,赵玉洁. "Method for the Synthesis of 5-(4-Chloro-phenyl)-isoxazole-3-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 108389877 A, 授权公告日 2021-07-22.
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