You are given a code:

def main_solution(x):
    return func_13(func_20(x, 'luiyc'), '|')

Can you predict the output of `main_solution("tdbpoxqqc")` 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": "tdbpoxqqc"}, "ref_output": "t|l|d|u|b|i|p|y|o|c|x|q|q|c", "ref_code": "def main_solution(x):\n    return func_13(func_20(x, 'luiyc'), '|')", "funcname": "main_solution"}
rule