Compounds of the formula
wherein A is
are useful as ACE and NEP inhibitors and those wherein A is
are useful as ACE inhibitors. Methods of preparation and intermediates are also disclosed.
式中的化合物
其中 A 是
的化合物可用作 ACE 和
NEP 抑制剂,而 A 为
可用作 ACE
抑制剂。还公开了制备方法和中间体。