(2S)-N-(4-{(2S)-2-[(2S)-2-(phenoxycarbonylamino)propanoylamino]-3-methylbutanoylamino}(1S,4S,2R,3R)-2,3-dihydroxy-5-phenyl-1-benzylpentyl)-3-methyl-2-(phenoxycarbonylamino)butanamide AIDS-107945 AIDS107945