辛伐他汀杂质B

(2R,4R)-2-(2-((1S,2S,6R,8S,8aR)-8-acetoxy-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)ethyl)-6-oxotetrahydro-2H-pyran-4-yl acetate

乙酰基洛伐他汀

2,2-二甲基丁酸酐