Lee S K, Mueller T, Patel M V. "一种呋喃妥因代谢物-13C3的合成方法" [P]. US Patent, US 9942957 B2, 2025-10-28.
发明人王建平,何建平,李文辉. "Method for the Synthesis of 1-Amino Hydantoin-13C3" [P]. 中国发明专利, 专利号 CN 113228638 A, 授权公告日 2016-04-26.
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