英文别名Oxalylmonoguanylhydrazide; [2-(diaminomethylene)hydrazino](oxo)acetic acid; [2-(diaminomethylidene)hydrazinyl](oxo)acetic acid; Ribavirin Impurity V; Ribavirin Impurity 44; 2-(2-carbamimidoylhydrazinyl)-2-oxoacetic acid; Oxalsaeure-mono-(N'-carbamimidoyl-hydrazid); Ethanedioic acid,1-[2-(aminoiminomethyl)hydrazide]; oxalic acid mono-(N'-carbamimidoyl-hydrazide) 
