; and (B) by striking 12/31/2020 and inserting 12/31/2025 . (183) Antioxidizing preparations Heading 9902.10.32 is amended— (A) by amending the article description to read as follows: Antioxidizing preparations for plastics containing 2,4-dimethyl-6-(1-methylpentadecyl)phenol (CAS No. 134701–20–5) (provided for in subheading 3812.39.60) ; and (B) by striking 12/31/2020 and inserting 12/31/2025 . (184) Phenol, 4-methyl-, reaction products Heading 9902.10.35 is amended— (A) by amending the article description to read as follows: 4-Methylphenol-tricyclo[5.2.2.02,6]undecane (1:1) (CAS No. 68610–51–5) (provided for in subheading 3812.39.60) ; and (B) by striking 12/31/2020 and inserting 12/31/2025 . (185) Product used in agricultural film Heading 9902.10.36 is amended— (A) by amending the article description to read as follows: Hindered amine light and thermal stabilizers for plastics containing 1,6-hexanediamine,N1,N6-bis(2,2,6,6-tetramethyl-4-piperidinyl)-, polymer with 2,4,6-trichloro-1,3,5-triazine, reaction products with 3-bromo-1-propene,N-butyl-1-butanamine and N-butyl-2,2,6,6-tetramethyl-4-piperidinamine, oxidized, hydrogenated (CAS No. 247243–62–5) (provided for in subheading 3812.39.90) ; and (B) by striking 12/31/2020 and inserting 12/31/2025 . (186) Light stabilizer/UV-absorber for coatings Heading 9902.10.50 is amended— (A) by amending the article description to read as follows: Preparations based on N-(2-ethoxyphenyl)-N′-[4-(10-methylundecyl)phenyl] ethanediamide (CAS No. 82493–14–9) (provided for in subheading 3824.99.28) ; and (B) by striking 12/31/2020 and inserting 12/31/2025 . (187) Mixtures of C5–C18 perfluorocarbon alkanes, perfluorocarbon amines, and perfluorocarbon ethers Heading 9902.10.57 is amended— (A) by amending the article description to read as follows: Mixtures of C5–C18 perfluorocarbon alkanes, perfluorocarbon amines, and/or perfluorocarbon ethers (CAS No. 86508–42–1) (provided for in subheading 3824.99.92)