D33132233232132333132313111123313232233133313231323133313232113311   >>    D3313223323213233313231311112331323223313331323132313331323211331   <<    D33132233232132333132313111123313232233133313231323133313232113313   >>      D33132233232132333132313111123313232233133313231323133313232113312   >>