发明人张德明,罗永刚,胡光. "Method for the Synthesis of 1'-Benzyl-6-oxo-2-phenyl-[1,4'-bipiperidine]-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114522160 B, 授权公告日 2018-09-28.
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