You are given a code:

def main_solution(x):
    return (func_13('jkzenq', '|') + func_17('rzn'))

Can you predict the output of `main_solution("ipwyglxoxo")` 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": "ipwyglxoxo"}, "ref_output": "j|k|z|e|n|qnzr", "ref_code": "def main_solution(x):\n    return (func_13('jkzenq', '|') + func_17('rzn'))", "funcname": "main_solution"}
rule