Nirmatrelvir Impurity 7

Chemical Name: Methyl (S)-2-((1R,2S,5S)-3-((S)-3,3-dimethyl-2-(2,2,2-trifluoroacetamido)butanoyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamido)-3-((S)-2-oxopyrrolidin-3-yl)propanoate

Synonym: Nirmatrelvir Methyl Ester

Smile: O=C(OC)[C@@H](NC([C@@H]1[C@@]2([H])C(C)(C)[C@@]2([H])CN1C([C@@H](NC(C(F)(F)F)=O)C(C)(C)C)=O)=O)C[C@H]3C(NCC3)=O