You are given a code:

def main_solution(x):
    return func_20(('pxlgsf' + x), func_15('rlw'))

Can you predict the output of `main_solution("dreouoe")` 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": "dreouoe"}, "ref_output": "p\u00abxrl\u00bbg\u00abslf\u00bbd\u00abrwe\u00bbouoe", "ref_code": "def main_solution(x):\n    return func_20(('pxlgsf' + x), func_15('rlw'))", "funcname": "main_solution"}
rule