You are given a code:

def main_solution(x):
    return func_5('qalwtg', 'iu')

Can you predict the output of `main_solution("mbxmp")` without writing any code? Please reason and put your final answer in the following json format: {"output": <your output>}, where <your output> should be the final string.
user
{"ref_input": {"x": "mbxmp"}, "ref_output": "iuqalwtg", "ref_code": "def main_solution(x):\n    return func_5('qalwtg', 'iu')", "funcname": "main_solution"}
rule