23-(4-Aminobutyl)-26-((2-amino-4-methylpentanoyl)amino)-5-(2-amino-2-oxoethyl)-14-(4-hydroxybenzyl)-8-(1-hydroxyethyl)-11,17-bis(hydroxymethyl)-2-(1H-imidazol-4-ylmethyl)-20-methyl-4,7,10,13,16,19,22,\t25-octaoxo-3,6,9,12,15,18,21,24-octaazaoctacosane-1,28-dioic acid AIDS-135330 AIDS135330 NSC634817