You are given a code:

def main_solution(x):
    return ('erl' + 'smcncs')

Can you predict the output of `main_solution("zzvxyvne")` 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": "zzvxyvne"}, "ref_output": "erlsmcncs", "ref_code": "def main_solution(x):\n    return ('erl' + 'smcncs')", "funcname": "main_solution"}
rule