D2122132313112331313133313223313113313132322331323331123232223131   >>    D212213231311233131313331322331311331313232233132333112323222313   <<    D2122132313112331313133313223313113313132322331323331123232223133   >>      D2122132313112331313133313223313113313132322331323331123232223132   >>