C111123313121111121111331333133313331333132232233131211113321211331   >>    C11112331312111112111133133313331333133313223223313121111332121133   <<    C111123313121111121111331333133313331333132232233131211113321211333   >>      C111123313121111121111331333133313331333132232233131211113321211332   >>