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Piperidine - Wikipedia
哌啶 - 维基百科,自由的百科全书
哌啶 - 百度百科
Piperidine | C5H11N | CID 8082 - PubChem
Piperidine - an overview | ScienceDirect Topics
Piperidine Derivatives: Recent Advances in Synthesis and ...
Piperidine - NIST Chemistry WebBook
Piperidine | Formula, Properties & Application
Piperidine - an overview | ScienceDirect Topics
Piperidine - NIST Chemistry WebBook