C313212111133131211331333133313331333133311233133313221211113332131   >>    C31321211113313121133133313331333133313331123313331322121111333213   <<    C313212111133131211331333133313331333133311233133313221211113332133   >>      C313212111133131211331333133313331333133311233133313221211113332132   >>