Insert entry into OrderedDictionary with key and value at the specified index in CSharp

using System;/*from  w w  w .j  av  a  2 s  .co  m*/
using System.Collections;
using System.Collections.Specialized;

public class SamplesStringCollection  {

   public static void Main()  {
        OrderedDictionary myOrderedDictionary = new OrderedDictionary();
        myOrderedDictionary.Add("testKey1", "testValue1");
        myOrderedDictionary.Add("testKey2", "testValue2");
        myOrderedDictionary.Add("testKey3", "testValue3");


        myOrderedDictionary.Insert(0, "insertedKey1", "insertedValue1");
    
        Console.WriteLine(myOrderedDictionary.Contains("insertedKey1"));


   }
}