You are given a code:

def main_solution(x):
    return func_5('xezw', 'wwq')

Can you predict the output of `main_solution("ftrqoy")` 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": "ftrqoy"}, "ref_output": "wwqxezw", "ref_code": "def main_solution(x):\n    return func_5('xezw', 'wwq')", "funcname": "main_solution"}
rule