The present invention relates to the use of a 2-cyanopyrimidine compound of the formula
wherein
R1, R2, R3 and X are as defined in the specification and in the claims, in free form or in salt form, and, where possible, in tautomeric form, as an inhibitor of the activity of cathepsin S.
本发明涉及使用式中R1、R2、R3和X如说明书和权利要求中所定义的2-
氰基嘧啶化合物,以自由形式或盐形式,并在可能的情况下以互变异构体形式,作为猫蛋白S活性的
抑制剂。