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发明人钱学锋,郭海燕,陈志强. "A Process for Preparing High-Purity (S)-Dihydro-1'H-spiro[[1,3]dioxolane-2,6'-pyrrolo[1,2-c]oxazol]-3'(5'H)-one" [P]. 中国发明专利, 专利号 CN 113597895 A, 授权公告日 2024-01-08.
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