英文别名Rosuvastatin Impurity 37; Pitavastatin Impurity 8; 3,5-Dideoxy-2,4-O-(1-methylethylidene)-D-erythro-hexuronic Acid 1,1-Dimethylethyl Ester; Rosuvastatin Impurity 27; Rosuvastatin Related Compound 19; D-erythro-Hexuronic acid, 3,5-dideoxy-2,4-O-(1-methylethylidene)-, 1,1-dimethylethyl ester; Rosuva side chain impurity