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发明人张德明,杨光,陈志强. "A Process for Preparing High-Purity Ethyl 5-(3-chlorophenyl)-1,3,4-thiadiazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110772617 B, 授权公告日 2020-12-26.
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