英文别名1,2-Bis(4-pyridylcarbonyl)hydrazine; 1,2-Bis(4-pyridinylcarbonyl)hydrazine; 4-Pyridinecarboxylic acid 2-(4-pyridinylcarbonyl) hydrazide; Bis(4-pyridoyl)hydrazine; N,N'-Bis[isonicotinic acid]hydrazide; Isoniazid Impurity D; N'-(pyridine-4-carbonyl)pyridine-4-carbohydrazide; N,N'-Diisonicotinoyl-hydrazin; Hydrazine,2-diisonicotinoyl; 1,2-isonicotinoylhydrazine; N'-isonicotinoylisonicotinohydrazide; N,N'-bis(4-picolinoyl)hydrazine; N,N'-bis(isonicotinoyl)hydrazine; 4-Pyridinecarboxylic acid,2-(4-pyridinylcarbonyl)hydrazide 
