(S)-Methyl 2-((S)-4-Methyl-2-((S)-2-(2-MorpholinoacetaMido)-4-phenylbutanaMido)pentanaMido)-3-phenylpropanoate

(S)-Methyl 2-((S)-4-methyl-2-((S)-2-(2-morpholinoacetamido)-4-phenylbutanamido)pentanamido)-3-phenylpropanoate is a derivative of Carfilzomib (C183460), which is a second-generation proteasome inhibitor that is used as a treatment in relapsed and refractory multiple myeloma.