2-Semicarbazidoacetic acid, 1-(5-nitrofurfurylidene)-, methyl ester 3805-51-4 4-17-00-04472 (Beilstein Handbook Reference) BRN 0322195 Ester metylowy kwas N-(5-nitro-2-furfurylideno)-2-semikarbazydooctowy [Polish] Glycine, N-carbamoyl-N-((5-nitrofurfurylidene)amino)-, methyl ester Hydantoic acid, 3-(5-nitrofurfurylideneamino)-, methyl ester