def ready_to_draw(mol):
    """Shortcut function to prepare molecule to draw.
    Overwrite this function for customized appearance.
    It is recommended to clone the molecule before draw
    because all the methods above are destructive.
    """
    copied = molutil.clone(mol)
    # display_terminal_carbon(mol)
    equalize_terminal_double_bond(copied)
    # spine_to_terminal_wedge(copied)
    scale_and_center(copied)
    format_ring_double_bond(copied)
    return copied
Shortcut function to prepare molecule to draw.
    Overwrite this function for customized appearance.
    It is recommended to clone the molecule before draw
    because all the methods above are destructive.