发明人王建平,钱学锋,徐明华. "Method for the Synthesis of 4-((4-Cyclopentyl-2,3-dioxopiperazin-1-yl)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 112371857 A, 授权公告日 2022-05-26.
Davis P L, Fischer A B, Stevens L M. "A Process for Preparing High-Purity 4-((4-Cyclopentyl-2,3-dioxopiperazin-1-yl)methyl)benzoic acid" [P]. US Patent, US 10774901 B2, 2020-05-22.
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