You are given a code:

def main_solution(x):
    return func_5('mdn', 'slxq')

Can you predict the output of `main_solution("pxdqlh")` 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": "pxdqlh"}, "ref_output": "slxqmdn", "ref_code": "def main_solution(x):\n    return func_5('mdn', 'slxq')", "funcname": "main_solution"}
rule