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发明人周伟,王建平,冯建国. "A Process for Preparing High-Purity 1-[(2-methoxyethyl)carbamoyl]ethyl 4-aminobenzoate hydrochloride" [P]. 中国发明专利, 专利号 CN 115055559 B, 授权公告日 2021-07-19.
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