[EN] NOVEL DIPEPTIDYL PEPTIDASE IV INHIBITORS, PHARMACEUTICAL COMPOSITIONS CONTAINING THEM, AND PROCESS FOR THEIR PREPARATION [FR] NOUVEAUX INHIBITEURS DE DIPEPTIDYLE PEPTIDASE IV, COMPOSITIONS PHARMACEUTIQUES EN CONTENANT, ET LEUR PROCEDE DE PREPARATION
[EN] NOVEL DIPEPTIDYL PEPTIDASE IV INHIBITORS, PHARMACEUTICAL COMPOSITIONS CONTAINING THEM, AND PROCESS FOR THEIR PREPARATION [FR] NOUVEAUX INHIBITEURS DE DIPEPTIDYLE PEPTIDASE IV, COMPOSITIONS PHARMACEUTIQUES EN CONTENANT, ET LEUR PROCEDE DE PREPARATION