Regulation (EU) Nº 1238/2010 of the European Parliament and of the Council of 15 December 2010 amending Annex I to Council Regulation (EEC) Nº 2658/87 as regards the provision of duty-free treatment for specified pharmaceutical active ingredients bearing an ‘international non-proprietary name’ (INN) from the World Health Organization and specified products used for the manufacture of finished pharmaceuticals