| 1 | 19796-60-2 | 4-Pyrimidinecarboxylicacid, 2,6-diamino-5-nitro-, methyl ester | 4-Pyrimidinecarboxylicacid, 2,6-diamino-5-nitro-, methyl ester | C6H7N5O4
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| 2 | 30958-43-1 | | Acetic acid,2-(1,6-dihydro-5-nitro-6-oxo-4-pyrimidinyl)hydrazide | C6H7N5O4
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| 3 | | 1-Methyl-5-nitro-1H-imidazole-2-carboxylic acid-N2-formyl hydrazide | 1-Methyl-5-nitro-1H-imidazole-2-carboxylic acid-N2-formyl hydrazide | C6H7N5O4
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| 4 | 169697-17-0 | Propanoic acid, 2-[(2,3,4,5-tetrahydro-3,5-dioxo-1,2,4-triazin-6-yl)hydrazono]- (9CI) | Propanoic acid, 2-[(2,3,4,5-tetrahydro-3,5-dioxo-1,2,4-triazin-6-yl)hydrazono]- (9CI) | C6H7N5O4
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