(2S)-2-({(2S)-1-[(2S)-2-((2S)-2-{(2S)-2-[(2S)-2-(2-aminoacetylamino)-4-carboxybutanoylamino]-3-hydroxybutanoylamino}-5-(amidinoamino)pentanoylamino)propanoyl]pyrrolidin-2-yl}carbonylamino)-4-methylpentanoic acid AIDS-110034 AIDS110034 NH2-Gly-Glu-Thr-Arg-Ala-Pro-Leu-OH