You are given a code:

def main_solution(x):
    return func_20(func_5('rixbsw', 'koxc'), func_15('mpaov'))

Can you predict the output of `main_solution("hmznukh")` 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": "hmznukh"}, "ref_output": "k\u00abomx\u00bbc\u00abrpi\u00bbx\u00abbas\u00bbw\u00abo\u00bb\u00abv\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_5('rixbsw', 'koxc'), func_15('mpaov'))", "funcname": "main_solution"}
rule