((1S,2S,3R)-1-Benzyl-2-hydroxy-3-((R)-2-hydroxy-indan-1-ylcarbamoyl)-3-{4-[(3-phenyl-ureido)-methyl]-benzylamino}-propyl)-carbamic acid tert-butyl ester 4NH3OH-5PhBuCOOH, 2NH-PHCH2 AIDS-032580 AIDS032580