D33132233232132333132313111123313232233133313231323133313231333133312221   >>    D3313223323213233313231311112331323223313331323132313331323133313331222   <<    D33132233232132333132313111123313232233133313231323133313231333133312223   >>      D33132233232132333132313111123313232233133313231323133313231333133312222   >>