3,6,10,13,16-Pentaazadocosane-1,22-dioic acid, 15-cyclohexyl-20-(1,1-dimethylethyl)-12-(2-methylpropyl)-4,7,8,11,14,17-hexaoxo-2-phenyl-9-propyl-, (2S,12S,15S)- AIDS-115682 AIDS115682