(4S)-4-(N-{(1S)-1-[N-((1S)-1-{N-[(1S)-1-(N-{(1S)-2-[N-((1S)-1-(2-Naphthyl)propyl)carbamoyl]-2-oxo-1-(2,2,2-trifluoroethyl)ethyl}carbamoyl)-3-methylbutyl]carbamoyl}-2,2-dimethylpropyl)carbamoyl]-2-(2-methylphenyl)ethyl}carbamoyl)-4-[(2S)-3-carboxy-2-(3-carboxypropanoylamino)propanoylamino]butanoic acid AIDS-106154 AIDS106154