The present invention relates to novel ketone compounds of formula (I) having Asp2 (β-secretase, BACE1 or Memapsin-2) inhibitory activity, processes for their preparation, to compositions containing them and to their use in the treatment of diseases characterised by elevated β- amyloid levels or β-amyloid deposits, particularly Alzheimer's disease.
                            本发明涉及具有Asp2(β-分泌酶、
BACE1或Memapsin-2)抑制活性的新型酮化合物(I)的公式,其制备方法,包含它们的组合物以及它们在治疗由高β-淀粉样蛋白
水平或β-淀粉样蛋白沉积特征的疾病,尤其是阿尔茨海默病中的用途。