You are given a code:

def main_solution(x):
    return (func_1('dru', 3) + func_4('ilq'))

Can you predict the output of `main_solution("kcmrqah")` 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": "kcmrqah"}, "ref_output": "drudrudruilq", "ref_code": "def main_solution(x):\n    return (func_1('dru', 3) + func_4('ilq'))", "funcname": "main_solution"}
rule