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发明人冯建国,钱学锋,王建平. "A Process for Preparing High-Purity 2-(2-Butyl-1H-benzo[d]imidazol-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 116685964 A, 授权公告日 2020-05-12.
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