(S)-1-[(2S,4R)-2-Hydroxy-4-(4-hydroxy-2,6-dimethyl-benzylcarbamoyl)-5-phenyl-pentyl]-4-(1-pyrimidin-2-yl-2,3-dihydro-1H-indole-5-sulfonyl)-piperazine-2-carboxylic acid tert-butylamide AIDS-166076 AIDS166076