03725001_03750000/3726193 AIDS-222898 AIDS222898 L-Valinamide, N-acetyl-L-a-glutamyl-L-a-glutamyl-N1-[(1S)-1-[[(5R)-1-[(3,4-dimethylphenyl)methyl]-5-[[[1-[1,2-dioxo-2-[[2-oxo-2-(2-propenyloxy)ethyl]amino]ethyl]butyl]amino]carbonyl]-2-oxo-4-imidazolidinyl]carbonyl]-2-methylpropyl]-