5-Nitro-2-furaldehyde acetylhydrazone 5-Nitrofurfural acetylhydrazone 5-Nitrofurfurylidene acetylhydrazone 67-28-7 Acetic acid, (5-nitrofurfurylidene)hydrazide Acetic acid, [(5-nitro-2-furanyl)methylene]hydrazide Furiton HC-064 N'-(5-Nitrofurfurylidene)acethydrazide NF 64 NSC6463 Nidrafur Nidrafur P Nifurhydrazonum Nihydrazon Nihydrazone Zonifur