发明人郭海燕,刘建华,张德明. "Method for the Synthesis of Ethyl 1-ethyl-2-sulfanyl-1H-1,3-benzodiazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 117971716 B, 授权公告日 2018-07-14.
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