C3132121111331312113313331333133313331333112331333132213332212331   >>    C313212111133131211331333133313331333133311233133313221333221233   <<    C3132121111331312113313331333133313331333112331333132213332212333   >>      C3132121111331312113313331333133313331333112331333132213332212332   >>