发明人郭海燕,赵玉洁,罗永刚. "Method for the Synthesis of (2S)-2-((4-(4-Carboxy-2-oxopyrrolidin-1-yl)phenyl)amino)succinic acid" [P]. 中国发明专利, 专利号 CN 109031699 B, 授权公告日 2015-03-10.
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