C3132121111331312113313331333133313331121131211113313223313221121131   >>    C313212111133131211331333133313331333112113121111331322331322112113   <<    C3132121111331312113313331333133313331121131211113313223313221121133   >>      C3132121111331312113313331333133313331121131211113313223313221121132   >>