SEC. 1172. SAMe. Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: “ 9902.21.06 Food supplement preparation of S-adenosylmethionine 1,4-butanedisulfonate (CAS No. 101020–79–5) (provided for in subheading 2106.90.99) 5.5% No change No change On or before 12/31/2003 ”.