D12121323331322331313232223132313231323133313223313233313132223131   >>    D1212132333132233131323222313231323132313331322331323331313222313   <<    D12121323331322331313232223132313231323133313223313233313132223133   >>      D12121323331322331313232223132313231323133313223313233313132223132   >>