You are given a code:

def main_solution(x):
    return ('hxi' + 'khtsw')

Can you predict the output of `main_solution("sdhxtc")` 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": "sdhxtc"}, "ref_output": "hxikhtsw", "ref_code": "def main_solution(x):\n    return ('hxi' + 'khtsw')", "funcname": "main_solution"}
rule