(S)-2-[(S)-2-({1-[(S)-1-((S)-2-{(S)-2-[(S)-2-((S)-2-Amino-3-hydroxypropanoylamino)propanoylamino]propanoylamino}-3-phenylpropyl)pyrrolidin-2-yl]methanoyl}-amino)-3-methyl-butanoylamino]-3-methyl-butyric acid methyl ester AIDS-080607 AIDS080607