C13332313311211113313331333133313331322333133313331333132313133121121   >>    C1333231331121111331333133313331333132233313331333133313231313312112   <<    C13332313311211113313331333133313331322333133313331333132313133121123   >>      C13332313311211113313331333133313331322333133313331333132313133121122   >>