You are given a code:

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

Can you predict the output of `main_solution("gqlyhpeyte")` 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": "gqlyhpeyte"}, "ref_output": "g|q|l|y|h|p|e|y|t|e|c|n|d|u|u|p", "ref_code": "def main_solution(x):\n    return func_13((x + 'cnduup'), '|')", "funcname": "main_solution"}
rule