ACETYLSIMVASTATIN

SiMvastatin Acetate

4'-Acetyl Simvastatin

SiMvastatin IMpurity-B

SiMvastatin IMpurity B (Acetyl SiMvastatin)

2,2-DiMethylbutanoic Acid (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(Acetyloxy)tetrahydro -6-oxo-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydro-3,7-diMethyl-1-naphthalenyl Ester