| 1 | 140187-23-1 | 5-氟代尿嘧啶丙氨酸 | (S)-(-)-5-FLUOROWILLARDIINE | C7H8FN3O4
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| 2 | 1856096-00-8 | methyl 1-(2-fluoroethyl)-4-nitro-1H-pyrazole-3-carboxylate | methyl 1-(2-fluoroethyl)-4-nitro-1H-pyrazole-3-carboxylate | C7H8FN3O4
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| 3 | | (2S)-2-amino-3-(5-fluoro-2,4-dioxo-pyrimidin-1-yl)propanoic acid | (2S)-2-amino-3-(5-fluoro-2,4-dioxo-pyrimidin-1-yl)propanoic acid | C7H8FN3O4
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| 4 | 165458-87-7 | (R)-2-amino-3-(5-fluoro-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanoic acid | (R)-2-amino-3-(5-fluoro-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanoic acid | C7H8FN3O4
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