N-(3-PIPERIDINYLCARBONYL)-BETA-ALANINE DERIVATIVES AS PAF ANTAGONISTS

摘要

This invention relates to beta -alanine derivatives represented by the following formula : wherein each symbol is as defined in the specification and pharmaceutically acceptable salt thereof which is glycoprotein IIb/IIIa antagonist, inhibitor of blood platelets aggregation and inhibitor of the binding of fibrinogen to blood platelets, to processes for the preparation thereof, to a pharmaceutical composition comprising the same and to a method for the prevention and/or treatment diseases indicated in the specification to a human being or an animal.