发明人王建平,张德明,郑宇鹏. "Method for the Synthesis of tert-Butyl 4-fluoro-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 114195165 B, 授权公告日 2018-03-08.
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