The invention provides compounds of formula (I): wherein R1, R2, A, A1 and B are as defined in the specification; processes for their preparation; pharmaceutical compositions containing them; a process for preparing the pharmaceutical compositions; and their use in therapy. The compounds are useful as MMP inhibitors.
该发明提供了式(I)的化合物:其中R1、R2、A、A1和B如规范中所定义;它们的制备方法;含有它们的制药组合物;制备制药组合物的方法;以及它们在治疗中的使用。这些化合物可用作
MMP抑制剂。