String Enumeration

public interface IStringEnumeration 
{ 
   String.ToString(); 
} 
public abstract class StringEnumeration<T> : IStringEnumeration 
                                     where T : StringEnumeration<T> 
{ 
   private string myString; 

   public StringEnumeration(string sStringConstant) 
   { 
      myString = sStringConstant; 
   } 
   public override string ToString() 
   { 
      return myString; 
   } 
} 

public sealed class MyEnumerations : StringEnumeration<MyEnumeration> 
{ 
   public static readonly MyEnumerations MyString1 = new MyEnumerations("MyString1"); 
   public static readonly MyEnumerations MyString2 = new MyEnumerations("MyString2"); 

   private MyEnumerations(string sEnumeration) 
        : base (sEnumeration) 
   { 
   } 
}