You are given a code:

def main_solution(x):
    return func_20(func_19(x, 2), func_15('gorhk'))

Can you predict the output of `main_solution("nciknqqcg")` 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": "nciknqqcg"}, "ref_output": "i\u00abkgn\u00bbq\u00abqoc\u00bbg\u00abnrc\u00bb\u00abh\u00bb\u00abk\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_19(x, 2), func_15('gorhk'))", "funcname": "main_solution"}
rule