private void Command86()
        {
            if (Received.Count != 4)
            {
                return;
            }
            List <string> lista = Firebird.ReturnListMaquina();
            List <string> temp  = new List <string>();

            for (int i = 1; i < 4; i++)
            {
                temp.Add(Received[i].ToString().PadLeft(2, '0'));
            }
            CurrentMachine     = string.Format("{0}{1}-{2}", temp[0], temp[1], temp[2]);
            CurrentDescription = Firebird.ReturnCurrentDescription(CurrentMachine);
            lbMaquina.Text     = CurrentDescription + $" ({CurrentMachine})";
            EndCommand();

            bool Exists = false;

            foreach (var item in lista)
            {
                if (item == CurrentMachine)
                {
                    Exists = true;
                    break;
                }
            }

            if (!Exists)
            {
                DialogResult result = MessageBox.Show("Nova máquina conectada, deseja salvá-la?", "Aviso", MessageBoxButtons.YesNo);
                if (result == DialogResult.Yes)
                {
                    NovaMaquina form = new NovaMaquina(this);
                    form.ShowDialog();
                }
            }
            else
            {
                CurrentDescription = Firebird.ReturnCurrentDescription(CurrentMachine);
            }
        }