C313212111133131211331333133313331333133311233133313311231333132322222111   >>    C31321211113313121133133313331333133313331123313331331123133313232222211   <<    C313212111133131211331333133313331333133311233133313311231333132322222113   >>      C313212111133131211331333133313331333133311233133313311231333132322222112   >>