| abstract |
An object is to provide a novel bicycloester derivative having excellent DPP-IV inhibitory activity, or a pharmacologically acceptable salt thereof. A novel bicycloester derivative represented by the general formula (1) or a pharmacologically acceptable salt thereof (specific example: (2S, 4S) -1-[[N- ( 4-Ethoxycarbonylbicyclo [2.2.2] oct-1-yl) amino] acetyl] -4-fluoropyrrolidine-2-carbonitrile). |