(S)-N-(3,3-Dimethyl-butyl)-3-[(S)-2-((2S,3S)-3-methyl-2-{(S)-3-methyl-2-[methyl-(3-phenyl-propanoyl)-amino]-butanoylamino}-pentanoylamino)-4-oxo-4-pyrrolidin-1-yl-butanoylamino]-succinamic acid AIDS-165022 AIDS165022 PhCH2CH2CO-N-Me-Val-Ile-Asp(pyrrolidino)-Asp-NHCH2CH2C(CH3)3