You are given a code:

def main_solution(x):
    return func_3('agota')

Can you predict the output of `main_solution("sgxcdik")` 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": "sgxcdik"}, "ref_output": "aagot", "ref_code": "def main_solution(x):\n    return func_3('agota')", "funcname": "main_solution"}
rule