C313212111133131211331333133313331333133311233133313121111133313331323213123231   >>    C31321211113313121133133313331333133313331123313331312111113331333132321312323   <<    C313212111133131211331333133313331333133311233133313121111133313331323213123233   >>      C313212111133131211331333133313331333133311233133313121111133313331323213123232   >>