(2S,3S,4S,5S)-2-Cyclohexylmethyl-3,4-dihydroxy-5-{(S)-3-(3H-imidazol-4-yl)-2-[2-(naphthalen-1-yloxy)-ethanoylamino]-propanoylamino}-7-methyl-octanoic acid {(1S,2S)-2-methyl-1-[(pyridin-2-ylmethyl)-carbamoyl]-butyl}-amide AIDS-081497 AIDS081497 NOA-His-LlD-Ile-Amp