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发明人罗永刚,沈红梅,张德明. "Method for the Synthesis of N-butyl-3,4,5,6-tetrahydro-[2,3'-bipyridin]-6'-amine" [P]. 中国发明专利, 专利号 CN 115088040 A, 授权公告日 2017-01-22.
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