def has_structure(input_string: str) -> bool:
    """
    Checks if a string contains structured content.
    """
    if (
        "(" in input_string
        or ")" in input_string
        or "[" in input_string
        or "]" in input_string
        or "\\" in input_string
        or "<" in input_string
        or ">" in input_string
        or "," in input_string
        or "x" in input_string
        or "y" in input_string
        or "z" in input_string
    ):
        return True
    return False

    Checks if a string contains structured content.
    
envs/rstar/eval_src/toolkit_for_MATH/latex_answer_check.py