You are given a code:

def main_solution(x):
    return func_3('uzgl')

Can you predict the output of `main_solution("oirplij")` 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": "oirplij"}, "ref_output": "gluz", "ref_code": "def main_solution(x):\n    return func_3('uzgl')", "funcname": "main_solution"}
rule