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发明人王建平,赵玉洁,张德明. "A Process for Preparing High-Purity 3-Methyl-2-[(4-nitro-1H-pyrrol-2-yl)formamido]butanoic acid" [P]. 中国发明专利, 专利号 CN 114207137 A, 授权公告日 2025-02-20.
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