You are given a code:

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

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