There are presented compounds of the formula
or pharmaceutically acceptable salts thereof,
wherein Y
1
, Y
2
, X
1
, X
2
, X
3
and R are as described in this application. These compounds are believed to inhibit MDM2-p53 interaction and as such the compounds will have anti-hyperproliferative cellular activity.
提供了以下公式化合物或其药用可接受的盐,
其中Y1、Y2、X1、X2、X3和R如本申请所述。据信这些化合物能够抑制M
DM2-p53相互作用,因此这些化合物将具有抗高增殖细胞活性。