| 5-nitro-2-furoic aci 2-butyrylhydrazide |
| 5-nitro-n-(1-oxobutoxy)-2-furancarboximidamid |
| 5-nitro-2-furamide o-butyroxime |
| 5-nitro-2-furoic acid 2-butyrylhydrazide |
| o-butyryl-n-((5-nitro-2-furyl)formimidoyl)-hydroxylamin |
| n'-butyroyl-5-nitro-2-furohydrazide |
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