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发明人郭海燕,王建平,黄志刚. "Method for the Synthesis of (3R,4S)-4-(4-(difluoromethoxy)-2,6-difluorophenyl)-2-oxopyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113960295 A, 授权公告日 2025-01-13.
发明人高志强,唐晓军,马晓峰. "A Process for Preparing High-Purity (3R,4S)-4-(4-(difluoromethoxy)-2,6-difluorophenyl)-2-oxopyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108390243 A, 授权公告日 2021-04-18.
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