4-(N-{1-[N-(1-{N-[1-(N-{2-[N-((1R)-1-Phenylethyl)carbamoyl](1S)-2-oxo-1-(2,2,2-trifluoroethyl)ethyl}carbamoyl)(1S)-3-methylbutyl]carbamoyl}(1S)-2,2-dimethylpropyl)carbamoyl](1S)-2-(2-methylphenyl)ethyl}carbamoyl)(4S)-4-[(2S)-3-carboxy-2-(3-carboxypropanoylamino)propanoylamino]butanoic acid AIDS-106148 AIDS106148