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发明人钱学锋,张德明,林芳. "A Process for Preparing High-Purity 3-Amino-1-((5-chlorothiophen-2-yl)methyl)pyridin-2(1h)-one" [P]. 中国发明专利, 专利号 CN 116771804 B, 授权公告日 2024-03-21.
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