Certain diacyl hydrazine derivatives

摘要

The invention concerns acid derivatives of formula IR1-CON(R2)-N(R3)CO-X1-Q-X2-GIand pharmaceutically acceptable metabolically labile esters or amides thereof, and pharmaceutically acceptable salts thereof, in which R1, R2, R3, X1, Q, X2 and G have the meanings given in the specification. The invention also concerns processes for the preparation of the acid derivatives of formula I, pharmaceutical compositions containing them and their use as inhibitors of the binding of fibrinogen to glycoprotein IIb/IIIa.