You are given a code:

def main_solution(x):
    return func_20((x + 'lysty'), func_15('iznh'))

Can you predict the output of `main_solution("aoawzv")` 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": "aoawzv"}, "ref_output": "a\u00aboia\u00bbw\u00abzzv\u00bbl\u00abyns\u00bbt\u00abyh\u00bb", "ref_code": "def main_solution(x):\n    return func_20((x + 'lysty'), func_15('iznh'))", "funcname": "main_solution"}
rule