You are given a code:

def main_solution(x):
    return func_5(x, 'ypuq')

Can you predict the output of `main_solution("dpwfqbzagc")` 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": "dpwfqbzagc"}, "ref_output": "ypuqdpwfqbzagc", "ref_code": "def main_solution(x):\n    return func_5(x, 'ypuq')", "funcname": "main_solution"}
rule