D2313133313133313133313133313231133132333132311113313231333132233132223131   >>    D231313331313331313331313331323113313233313231111331323133313223313222313   <<    D2313133313133313133313133313231133132333132311113313231333132233132223133   >>      D2313133313133313133313133313231133132333132311113313231333132233132223132   >>