(4R)-4-[N-((1S)-1-{N-[(1S)-1-(N-{(1S)-2-Cyclohexyl-1-[N-(3,3,4,4,4-pentafluoro-2-oxo-1-propylbutyl)carbamoyl]ethyl}carbamoyl)-2-methylbutyl]carbamoyl}-3-methylbutyl)carbamoyl]-4-(3-carboxypropanoylamino)butanoic acid AIDS-170447 AIDS170447