You are given a code:

def main_solution(x):
    return func_13((x + 'gsfe'), '|')

Can you predict the output of `main_solution("cuhqecvh")` 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": "cuhqecvh"}, "ref_output": "c|u|h|q|e|c|v|h|g|s|f|e", "ref_code": "def main_solution(x):\n    return func_13((x + 'gsfe'), '|')", "funcname": "main_solution"}
rule