using System;

public class Program

{

    public static void Main()

    {

        var gmtTime = new DateTime(2013, 08, 15, 08, 53, 22);

        gmtTime = TimeZoneInfo.ConvertTime( gmtTime, TimeZoneInfo.FindSystemTimeZoneById("GMT Standard Time"));

        var b = gmtTime.ToUniversalTime();

        Console.WriteLine(b);

    }

}