D33132233232132333132313111123313232233133313231323123232223331   >>    D3313223323213233313231311112331323223313331323132312323222333   <<    D33132233232132333132313111123313232233133313231323123232223333   >>      D33132233232132333132313111123313232233133313231323123232223332   >>