D1212132333132233131323222313231323132313331322331313231323223131   >>    D121213233313223313132322231323132313231333132233131323132322313   <<    D1212132333132233131323222313231323132313331322331313231323223133   >>      D1212132333132233131323222313231323132313331322331313231323223132   >>