AIDS-170074 AIDS170074 L-Leucinamide, N-[(2S,5S)-5-(acetylamino)-7-carboxy-2-(carboxymethyl)-1,4-dioxoheptyl]-L-valyl-L-valyl-N1-[(1S)-1-ethyl-2,3-dioxo-3-[(2-phenylethyl)amino]propyl]-