Como utilizar a biblioteca CDOEX para criar um contacto no Visual C#

using System;

namespace Samples
{
	class Class1
	{
		static void Main(string[] args)
		{
			try 
			{
			CDO.Person oPerson = new CDO.Person();

                        // TODO: Replace with your Contacts folder URL
			string sURL = "Http://<ExchServer>/Exchange/<UserAlias>/Contacts";
 			
			ADODB.Connection oCn = new ADODB.Connection();
			oCn.Provider = "exoledb.datasource";

			oCn.Open(sURL, "", "", 0);  
			if(oCn.State == 1)
			{
				Console.WriteLine("Connection Successful");
			}
			else
			{
				Console.WriteLine("Connection Failed");
				return;
			}			
			
			oPerson.Title = "Engineer";
			oPerson.FirstName = "First";
			oPerson.LastName = "Last";
			oPerson.Company = "CompanyName";
			oPerson.Email = "someone@example.com";
			
			oPerson.DataSource.SaveToContainer(sURL, null, 
				ADODB.ConnectModeEnum.adModeReadWrite, 
				ADODB.RecordCreateOptionsEnum.adCreateNonCollection, 
				ADODB.RecordOpenOptionsEnum.adOpenSource, 
				"", "");

			oCn.Close();

			oPerson = null;
			oCn = null;
			}
			catch (Exception e)
			{
				Console.WriteLine("{0} Exception caught.", e);
			}			
		}
        }
}