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发明人郭海燕,孙丽萍,郑宇鹏. "Method for the Synthesis of 5-(4-Bromo-3-methoxythiophen-2-yl)-1,3,4-oxadiazol-2-ol" [P]. 中国发明专利, 专利号 CN 112838554 B, 授权公告日 2021-02-11.
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