D33132233232132333132313111123313232233133313231323133313132221   >>    D3313223323213233313231311112331323223313331323132313331313222   <<    D33132233232132333132313111123313232233133313231323133313132223   >>      D33132233232132333132313111123313232233133313231323133313132222   >>