using System;

using System.Text;                  

public class Program

{

    public static void Main()

    {

        string hex = "";

        int NumberChars = hex.Length;

        byte[] bytes = new byte[NumberChars / 2];

        for (int i = 0; i < NumberChars; i += 2)

        bytes[i / 2] = Convert.ToByte(hex.Substring(i, 2).ToString(), 16);

        string utf = Encoding.UTF8.GetString(binaryString);

        Console.WriteLine(utf);

    }

}