C3132121111331312113313331333133313331333112331333131133133312121221311321   >>    C313212111133131211331333133313331333133311233133313113313331212122131132   <<    C3132121111331312113313331333133313331333112331333131133133312121221311323   >>      C3132121111331312113313331333133313331333112331333131133133312121221311322   >>