Saquinavir EP Impurity E

Chemical Name: (3S)-4-[[(1S,2R)-1-Benzyl-3-[(3S,4aS,8aS)-3-[(1,1-dimethylethyl)carbamoyl]octahydroisoquinolin-2(1H)-yl]-2-hydroxypropyl]amino]-4-oxo-3-[(quinolin-2-ylcarbonyl)amino]butanoic acid (as per EP)

Smile: O=C(N[C@@]([H])(CC(O)=O)C(N[C@](CC1=CC=CC=C1)([H])[C@@](O)([H])CN2C[C@](CCCC3)([H])[C@]3([H])C[C@]2(C(NC(C)(C)C)=O)[H])=O)C4=NC5=C(C=C4)C=CC=C5