syntax error pls help

<?php /* Plugin Name: Copyright Notices Plugin URI: Description: A plugin that allows the user to set Copyright text in the theme and control it from WordPress Admin. Author: Aaron Brazell Version: 1.0 Author URI: */ function copyright_notices_admin() { ?>
<?php screen_icon(); ?>

Copyright Notices Configuration

On this page, you will configure all the aspects of this plugins.

Copyright Text to be inserted in the footer of your theme:


function copyright_notices_admin_page()

 add_submenu_page( 'plugins.php','Copyright Notices Configuration', 'Copyright Notices Configuration', 'manage_options', 'copyright-notices' 'copyright_notices_admin');

add_action(‘admin_menu’, ‘copyright_notices_admin_page’);

This is invalid[php]

<input type=”text” name=”copyright_text” id=”copyright_text” value=”<?php echo esc_attr( get_option(‘copyright_notices_text’) )“ />

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