C3132121111331312113313331333133313331333112331333132212111113331333113121   >>    C313212111133131211331333133313331333133311233133313221211111333133311312   <<    C3132121111331312113313331333133313331333112331333132212111113331333113123   >>      C3132121111331312113313331333133313331333112331333132212111113331333113122   >>