(2S)-N-((1S,2R)-3-{2-[N-(tert-Butyl)carbamoyl]-4-(1,3-thiazol-5-ylmethyl)piperazinyl}-2-hydroxy-1-benzylpropyl)-3-methyl-2-[(N-methyl-N-{[2-(methylethyl)(1,3-thiazol-4-yl)]methyl}carbamoyl)amino]butanamide AIDS-071412 AIDS071412