C111123313121111121111331333133313331323232133313331333121111331322322231   >>    C11112331312111112111133133313331333132323213331333133312111133132232223   <<    C111123313121111121111331333133313331323232133313331333121111331322322233   >>      C111123313121111121111331333133313331323232133313331333121111331322322232   >>