AIDS-052027 AIDS052027 Boc-Phe-His-Cha-[CH(OH)CH(OH)]-Val-Ile-Amp {(S)-1-[(S)-1-((1S,2R,3R,4R)-1-Cyclohexylmethyl-2,3-dihydroxy-5-methyl-4-{(S)-2-methyl-1-[(pyridin-2-ylmethyl)-carbamoyl]-butylcarbamoyl}-hexylcarbamoyl)-2-(3H-imidazol-4-yl)-ethylcarbamoyl]-2-phenyl-ethyl}-carbamic acid tert-butyl ester