;dihydrate) (CAS No. 39630–46–1) (provided for in subheading 2924.29.71) Free No change No change On or before 12/31/2024 . 4285. L-Alanyl-L-tyrosine Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.89 L-Alanyl L-tyrosine ((2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid) (CAS No. 3061–88–9) (provided for in subheading 2924.29.71) Free No change No change On or before 12/31/2024 . 4286. Enzalutamide ITS-2 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.90 2-[3-Fluoro-4-(methylcarbamoyl)anilino]-2-methylpropanoic acid (CAS No. 1289942–66–0) (provided for in subheading 2924.29.71) Free No change No change On or before 12/31/2024 . 4287. 4-Bromo-2-fluoro-N-methylbenzamide Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.91 4-Bromo-2-fluoro-N-methylbenzamide (CAS No. 749927–69–3) (provided for in subheading 2924.29.71) Free No change No change On or before 12/31/2024 . 4288. N-Boc-1-aminocyclobutanecarboxylic acid Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.92 1-[(2-Methylpropan-2-yl)oxycarbonylamino] cyclobutane-1-carboxylic acid (CAS No. 120728–10–1) (provided for in subheading 2924.29.95) Free No change No change On or before 12/31/2024 . 4289. N′-(1,3-dimethylbutylidene)-3-hydroxy-2-naphthohydrazide (BMH) (oil treated) Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.93 3-Hydroxy-N-[(Z)-4-methylpentan-2-ylideneamino]naphthalene-2-carboxamide (CAS No. 214417–91–1), oil treated (provided for in subheading 2925.19.42) 3.5% No change No change On or before 12/31/2024 . 4290. Guanidine sulfamate Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.20.94 Guanidine sulfamic acid (CAS No. 50979–18–5) (provided for in subheading 2925.29.90) Free