(2S)-N-(4-{(2S)-2-[(2-Benzimidazol-2-ylethoxy)carbonylamino]-3,3-dimethylbutanoylamino}(1S,2S,3S,4S)-3-hydroxy-2-(hydroxymethyl)-5-phenyl-1-benzylpentyl)-2-[(2-benzimidazol-2-ylethoxy)carbonylamino]-3,3-dimethylbutanamide AIDS-113263 AIDS113263