oont-contents/plugins/woocommerce/assets/js/admin/product-editor.min.js

jQuery(function(o){o(function(){var e=o("#postdivrich");e.length&&(e.addClass("postbox woocommerce-product-description"),e.prepend('<h2 class="postbox-header"><label>'+woocommerce_admin_product_editor.i18n_description+"</label></h2>"))})});