; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (44) Cyflufenamid Heading 9902.04.87 is amended— (A) by amending the article description to read as follows: (1Z)-N-{(Z)-[(Cyclopropylmethoxy)imino][2,3-difluoro-6-(trifluor- omethyl)phenyl]methyl}-2-phenylethanimidic acid (Cyflufenamid) (CAS No. 180409–60–3) (provided for in subheading 2928.00.25) ; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (45) Tebufenozide Heading 9902.04.88 is amended— (A) by amending the article description to read as follows: N′-(4-Ethylbenzoyl)-3,5-dimethyl-N-(2-methyl-2-propanyl)benzohydrazide (Tebufenozide) (CAS No. 112410–23–8) (provided for in subheading 2928.00.25) ; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (46) Carbonohydrazide Heading 9902.04.89 is amended— (A) by amending the article description to read as follows: 1,3-Diaminourea (CAS No. 497–18–7) (provided for in subheading 2928.00.50) ; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (47) ADH Heading 9902.04.93 is amended— (A) by amending the article description to read as follows: Hexanedihydrazide (adipic dihydrazide) (CAS No. 1071–93–8) (provided for in subheading 2928.00.50) ; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (48) Organic chemicals Heading 9902.04.94 is amended— (A) by amending the article description to read as follows: Bitolylene diisocyanate (3,3′-dimethylbiphenyl-4,4′-diyl diisocyanate) (CAS No. 91–97–4) (provided for in subheading 2929.10.20) ; and (B) by striking 12/31/2020 and inserting 12/31/2024 . (49) PCM Heading 9902.04.97 is amended— (A) by amending the article description to read as follows: Ethyl [4-chloro-2-fluoro-5-[[[[methyl(1-methylethyl)a- mino]sulfonyl]amino]carbonyl]phenyl]carbamate (CAS No. 874909–61–2) (provided for in subheading 2929.90.15)