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Formulas which begin with C₁₁H₂₁N₃O₃

All formulas are in Hill order.

• C₁₁H₂₁N₃O₃ (3-Ureidopropionic acid, N-dimethylaminomethylene-, butyl ester)
• C₁₁H₂₁N₃O₃ (Glycyl-L-valine, N-dimethylaminomethylene-, methyl ester)

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