(4R)-4-{N-[(1S)-1-(N-{(1S)-2-[(2S,4R)-4-(Phenylmethoxy)-2-(N-{[benzylamino]-N-propylcarbonylamino}carbamoyl)pyrrolidinyl]-1-(methylethyl)-2-oxoethyl}carbamoyl)-2-methylbutyl]-N-hydroxycarbamoyl}-4-[(2S)-2-(acetylamino)-3-carboxypropanoylamino]butanoic acid AIDS-162035 AIDS162035