D12121323331322331313232223132313231333132213231323132313232223221   >>    D1212132333132233131323222313231323133313221323132313231323222322   <<    D12121323331322331313232223132313231333132213231323132313232223223   >>      D12121323331322331313232223132313231333132213231323132313232223222   >>