英文别名2-Hydrazino Adenosine; 2-Hydrazinyl-adenosine; (2R,3R,4S,5R)-2-((Z)-6-amino-2-hydrazono-2H-purin-9(3H)-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol; Regadenoson Impurity 19; (2R,3R,4S,5R)-2-(6-amino-2-hydrazinyl-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol; Adenosine, 2-hydrazinyl-; Regadenoson Impurity 22; (2R,3R,4S,5R)-2-(6-amino-2-hydrazinylpurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 
