You are given a code:

def main_solution(x):
    return func_20(('cwmbs' + x), func_15(x))

Can you predict the output of `main_solution("bxqynd")` 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": "bxqynd"}, "ref_output": "c\u00abwbm\u00bbb\u00absxb\u00bbx\u00abqqy\u00bbn\u00abdy\u00bb\u00abn\u00bb\u00abd\u00bb", "ref_code": "def main_solution(x):\n    return func_20(('cwmbs' + x), func_15(x))", "funcname": "main_solution"}
rule