C3132121111331312113313331333133313331333112331333132233132333132311111   >>    C313212111133131211331333133313331333133311233133313223313233313231111   <<    C3132121111331312113313331333133313331333112331333132233132333132311113   >>      C3132121111331312113313331333133313331333112331333132233132333132311112   >>