private void RetrieveTen_Click(object sender, RoutedEventArgs e)
{
Window1 window1 = new Window1();
window1.ShowDialog();
List <byte[]> tenKeys = new List <byte[]>();
string[] keyStrings = TenKeyHolder.Text.Split(new[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
foreach (var keey in keyStrings)
{
tenKeys.Add(keey.GetBytesFromPrintableString());
}
BKey.Text = tenKeys.GetOne(window1.ChosenKey.SelectedIndex).PrintBytes();
}