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发明人沈红梅,何建平,唐晓军. "A Process for Preparing High-Purity Methyl 2-(1-(4-methoxyphenyl)ethylidene)hydrazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114479408 B, 授权公告日 2019-10-08.
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