AIDS-140715 AIDS140715 Methyl 2-((4-amino-2-(methyl((1-(2,5,8-triisopropyl-3,6,12,12-tetramethyl-4,7,10-trioxo-11-oxa-3,6,9-triazatridec-1-anoyl)-2-pyrrolidinyl)carbonyl)amino)-4-oxobutanoyl)(methyl)amino)propanoate NSC653623