发明人冯建国,黄志刚,唐晓军. "Method for the Synthesis of tert-Butyl 1'-methyl-5'-oxo-1',5',6',7'-tetrahydrospiro[piperidine-4,4'-pyrrolo[2,3-c]pyridine]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114712319 B, 授权公告日 2022-08-08.
Sørensen M, Jørgensen K, Johansson L. "A Process for Preparing High-Purity tert-Butyl 1'-methyl-5'-oxo-1',5',6',7'-tetrahydrospiro[piperidine-4,4'-pyrrolo[2,3-c]pyridine]-1-carboxylate" [P]. European Patent, EP 3957670 A1, 2023-11-15.
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