Is this 4011
https://www.bitsbox.co.uk/index.php?main_page=product_info&cPath=140_157&products_id=1082&zenid=68o3be6en4g2ni2tfk8l9gm9s5 (https://www.bitsbox.co.uk/index.php?main_page=product_info&cPath=140_157&products_id=1082&zenid=68o3be6en4g2ni2tfk8l9gm9s5)
the same as this HD14011BP
http://www.ebay.com/itm/HD14011BP-Integrated-Circuit-Case-DIP14-Make-Hitachi-/162013855756?hash=item25b8c7400c:g:GJsAAOSwr7ZW7~pn
If in doubt, check out the datasheet.
Yes, they are the same.
Thank you :)