D33132233232132333132313111123313232233133313231333132311331313231323331   >>    D3313223323213233313231311112331323223313331323133313231133131323132333   <<    D33132233232132333132313111123313232233133313231333132311331313231323333   >>      D33132233232132333132313111123313232233133313231333132311331313231323332   >>