英文别名Sofosbuvir impurity 23; Uridine, 2'-chloro-2'-deoxy-2'-methyl-, 3',5'-dibenzoate, (2'R)-; 3',5'-Di-O-benzoyl-2'-chloro-2'-deoxy-2'-methyluridine; Sofosbuvir impurity 6; Sofosbuvir Impurity 36; [(2R,3R,4R,5R)-3-benzoyloxy-4-chloro-5-(2,4-dioxopyrimidin-1-yl)-4-methyloxolan-2-yl]methyl benzoate 
