2-Furanacrylic acid, 5-nitro-, 2-(5-nitrofurfurylidene)hydrazide 2-Propenoic acid, 3-(5-nitro-2-furanyl)-, 2-((5-nitro-2-furanyl)methylene)hydrazide 37962-27-9 5-Nitro-2-furanacrylic N-(5-nitro-2-furfurylidene)hydrazide CCRIS 1539