(2S)-N-((1S,2R)-3-{2(S)-[N-(tert-Butyl)carbamoyl]-4-(1,3-thiazol-5-ylmethyl)piperazinyl}-2-hydroxy-1-benzylpropyl)-3-methyl-2-[(1,3-thiazol-5-ylmethoxy)carbonylamino]butanamide AIDS-071417 AIDS071417