Clofarabine Alpha Anomer Impurity

(2R,3R,4S,5R)-5-(6-amino-2-(((2R,3R,4S,5R)-5-(6-amino-2-chloro-9H-purin-9-yl)-4-fluoro-2-(hydroxymethyl)tetrahydrofuran-3-yl)oxy)-9H-purin-9-yl)-4-fluoro-2-(hydroxymethyl)tetrahydrofuran-3-ol

(2S,3R,4R,5R)-5-((benzoyloxy)methyl)-3-chlorotetrahydrofuran-2,4-diyl dibenzoate

tris(triethylamine) ((2R,3R,4S,5R)-5-(6-amino-2-chloro-9H-purin-9-yl)-4-fluoro-3-hydroxytetrahydrofuran-2-yl)methyl triphosphate

N-(4-amino-2-chloro-6-(((2S,3S,4R,5R)-3-fluoro-4,5-dihydroxytetrahydro-2H-pyran-2-yl)amino)pyrimidin-5-yl)formamide