private void listClaves_SelectedIndexChanged(object sender, EventArgs e)
{
SubClaves = Datos.ObtenerSubTipoLlamados(aClaves[listClaves.SelectedIndex].Value);
listSubclaves.Items.Clear();
groupBox2.Text = "Subclaves de " + listClaves.SelectedItem.ToString().Split(' ')[0];
foreach (KeyValuePair <string, int> k in SubClaves)
{
listSubclaves.Items.Add(k);
}
}