(S)-2-((S)-2-{[1-((S)-1-{(S)-2-[(S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-propanoylamino]-3-phenyl-propanoyl}-pyrrolidin-2-yl)-methanoyl]-amino}-3-methyl-butanoylamino)-3-methyl-butyric acid methyl ester AIDS-082170 AIDS082170 Fmoc-Ala-Phe-Pro-Val-Val-OMe