1H-Imidazole-4-propanamide, .alpha.-[[[5-(dimethylamino)-1-naphthalenyl]sulfonyl]amino]-N-(2-hydroxy-5-methyl-1-(2-methylpropyl)-4-[[[2-methyl-1-[[(2-pyridinylmethyl)amino]carbonyl]butyl]amino]carbonyl]hexyl]-, [1S-[1R*(R*),2R*,4R*(1R*,2R*)]]- AIDS-081465 AIDS081465 Dansyl-His-LVA-Ile-Amp