Bicycloester derivative

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C548S530000, C548S540000, C514S408000

Reexamination Certificate

active

08053465

ABSTRACT:
SummaryNovel bicycloester derivatives and pharmaceutically acceptable salts thereof have high DPP-IV inhibitory activity.Solving MeansThe novel bicycloester derivatives are represented by the general formula (1):Pharmaceutically acceptable salts thereof are also included (Example: (2S,4S)-1-[[(N-(4-ethoxycarbonylbicyclo[2.2.2]oct-1-yl)amino]acetyl]-4-fluoropyrrolidine-2-carbonitrile)).

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