(S)-2-((S)-2-{[1-(4-{3-[(S)-1-((S)-1-Carboxy-2-methylpropylcarbamoyl)-2-methylpropylcarbamoyl]-2-hydroxynaphthalen-1-ylmethyl}-3-hydroxynaphthalen-2-yl)-methanoyl]amino}-3-methylbutanoylamino)-3-methylbutyric acid AIDS-089549 AIDS089549