You are given a code:

def main_solution(x):
    return func_20(func_15(x), ('pmne' + 'ocuj'))

Can you predict the output of `main_solution("hemgsj")` 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": "hemgsj"}, "ref_output": "\u00abphm\u00bbn\u00abeeo\u00bbc\u00abumj\u00bb\u00abg\u00bb\u00abs\u00bb\u00abj\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_15(x), ('pmne' + 'ocuj'))", "funcname": "main_solution"}
rule