(S)-1-((2S,3S)-2-Hydroxy-3-{(R)-3-methanesulfonyl-2-[2-(naphthalen-1-yloxy)-ethanoylamino]-propanoylamino}-4-phenyl-butanoyl)-pyrrolidine-2-carboxylic acid (4-hydroxy-phenyl)-amide 1Nap-O-CH2CO-Msa-(2S,3S)-AHPBA-Pro-NH-Ph(p-OH) AIDS-163726 AIDS163726