(2S)-N-[3-((4S)-4-{[(2S)-2-(Methoxyamino)-3-methylbutanoylamino]carbonyl}-5,5-dimethyl(1,3-thiazolidin-3-yl))(1S,2R)-2-hydroxy-1-benzylpropyl]-2-[(2S)-2-(phenoxycarbonylamino)propanoylamino]-3-methylbutanamide AIDS-107949 AIDS107949