(E)-alpha-((5-Nitro-2-furanyl)methylene)-2-furanacetic acid methyl ester 2-FURANACETIC ACID, alpha-((5-NITRO-2-FURANYL)METHYLENE)-, METHYL ESTER, (E)- 27795-52-4 Methyl trans-3-(5-nitro-2-furyl)-2-(2-furyl)acrylate