发明人黄志刚,胡光,何建平. "Method for the Synthesis of (S,Z)-3-Ethylidenehexahydropyrrolo[1,2-a]pyrazine-1,4-dione" [P]. 中国发明专利, 专利号 CN 109526905 B, 授权公告日 2023-05-01.
发明人王建平,孙丽萍,朱建伟. "A Process for Preparing High-Purity (S,Z)-3-Ethylidenehexahydropyrrolo[1,2-a]pyrazine-1,4-dione" [P]. 中国发明专利, 专利号 CN 110806226 B, 授权公告日 2022-12-22.
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