PEPTIDYL NITRILES AND USE THEREOF AS DIPEPTIDYL PEPTIDASE I INHIBITORS.

摘要

The present invention provides compounds of formula (I) in which n, y, X1, X2, A, B, R1, R2, R3, R4 and R5 are as defined in the specification, a process for their preparation, pharmaceutical compositions containing them and their use as dipeptidyl peptidase I (DPPI) inhibitors.