using System;

using System.Globalization;

public class Program

{

    public static void Main()

    {

        CultureInfo.CurrentCulture = new CultureInfo("da-DK");

        var dateString = DateTimeOffset.Now.AddHours(2).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");

        var dateFromString = DateTime.Parse(dateString);

        Console.WriteLine(dateString);

    }

}