C1333231331121111331333133313331333132313223313232233133313112113121211   >>    C133323133112111133133313331333133313231322331323223313331311211312121   <<    C1333231331121111331333133313331333132313223313232233133313112113121213   >>      C1333231331121111331333133313331333132313223313232233133313112113121212   >>