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Formulas which begin with C₅H₅N₃O₄

All formulas are in Hill order.

• C₅H₅N₃O₄ (5-Imidazolic acid, 4-nitro-, methyl ester)
• C₅H₅N₃O₄ (4-Pyrimidinecarboxylic acid, 5-amino-1,2,3,6-tetrahydro-2,6-dioxo-)

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