You are given a code:

def main_solution(x):
    return func_20('yixzkp', 'deye')

Can you predict the output of `main_solution("ugyoicjl")` 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": "ugyoicjl"}, "ref_output": "ydiexyzekp", "ref_code": "def main_solution(x):\n    return func_20('yixzkp', 'deye')", "funcname": "main_solution"}
rule