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Formulas which begin with C₂₁H₂₆F₂N₂O₄

All formulas are in Hill order.

• C₂₁H₂₆F₂N₂O₄ (Isonipecotinoylisonipecotic acid, N'-(2,5-difluorobenzoyl)-, ethyl ester)
• C₂₁H₂₆F₂N₂O₄ (Isonipecotinoylisonipecotic acid, N'-(3,4-difluorobenzoyl)-, ethyl ester)
• C₂₁H₂₆F₂N₂O₄ (Isonipecotinoylisonipecotic acid, N'-(2,4-difluorobenzoyl)-, ethyl ester)

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