Lovastatin EP Impurity E

Chemical Name: (1S,3S,4aR,7S,8S,8aS)-8-[2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,4,4a,7,8,8a-octahydronaphthalen-1-yl (2S)-2-methylbutanoate

Synonym:  Lovastatin USP Related Compound A

Smile: C[C@](CC)([H])C(O[C@@]1([H])C[C@@]([H])(C)C[C@]2([H])C=C[C@@](C)([H])[C@@](CC[C@]([H])(C[C@](O)([H])C3)OC3=O)([H])[C@]21[H])=O