Yamamoto T, Lee S K, Mueller T. "Method for the Synthesis of N-(4-Fluorophenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide" [P]. US Patent, US 10680256 B2, 2019-04-13.
发明人李文辉,林芳,周伟. "A Process for Preparing High-Purity N-(4-Fluorophenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide" [P]. 中国发明专利, 专利号 CN 110152455 B, 授权公告日 2021-07-06.
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