C212313222213113313112113121111331323132233133313232233133311233131323131   >>    C21231322221311331311211312111133132313223313331323223313331123313132313   <<    C212313222213113313112113121111331323132233133313232233133311233131323133   >>      C212313222213113313112113121111331323132233133313232233133311233131323132   >>