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发明人王建平,冯建国,郭海燕. "A Process for Preparing High-Purity Benzyl 2-oxo-2,5-dihydro-1H-pyrrole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112953230 B, 授权公告日 2019-08-20.
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