D12121323331322331313232223132313231323133313223313132313231333111   >>    D1212132333132233131323222313231323132313331322331313231323133311   <<    D12121323331322331313232223132313231323133313223313132313231333113   >>      D12121323331322331313232223132313231323133313223313132313231333112   >>