Provided herein are water soluble salts of Formula I, wherein R
1
, A, and M are defined herein. Also provided herein are methods of preparing the salts of Formula I and methods of using the same.
本文提供了I式的
水溶性盐,其中R1,A和M的定义如本文所述。本文还提供了制备I式盐的方法和使用它们的方法。