发明人徐明华,王建平,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111444648 A, 授权公告日 2024-06-23.
发明人刘建华,韩伟,黄志刚. "Method for the Synthesis of 4-[4-(9h-fluoren-9-yl)piperazin-1-yl]-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 109902371 A, 授权公告日 2015-01-06.
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