D1212132333132233131323222313231323132313331322331313231323221123331   >>    D121213233313223313132322231323132313231333132233131323132322112333   <<    D1212132333132233131323222313231323132313331322331313231323221123333   >>      D1212132333132233131323222313231323132313331322331313231323221123332   >>