You are given a code:

def main_solution(x):
    return func_20(('seq' + x), func_9('lkws'))

Can you predict the output of `main_solution("azwemmtr")` 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": "azwemmtr"}, "ref_output": "slekqwaszswwekmlmtr", "ref_code": "def main_solution(x):\n    return func_20(('seq' + x), func_9('lkws'))", "funcname": "main_solution"}
rule