(S)-2-{(S)-2-[(1-{(S)-1-[(S)-3-(3,5-Difluorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-propanoyl]-pyrrolidin-2-yl}-methanoyl)-amino]-3-methyl-butanoylamino}-3-methyl-butyric acid methyl ester AIDS-082169 AIDS082169 Fmoc-Phe(F,F)m,m-Pro-OMe