C111123313121111121111331333133313331333132232233131211113321123123231   >>    C11112331312111112111133133313331333133313223223313121111332112312323   <<    C111123313121111121111331333133313331333132232233131211113321123123233   >>      C111123313121111121111331333133313331333132232233131211113321123123232   >>