C313212111133131211331333133313331333133313231333133313331333133313331221331   >>    C31321211113313121133133313331333133313331323133313331333133313331333122133   <<    C313212111133131211331333133313331333133313231333133313331333133313331221333   >>      C313212111133131211331333133313331333133313231333133313331333133313331221332   >>