AIDS-028121 AIDS028121 Aminodiol 2OH-Propanamide deriv. [3-[[3-[(3,3,3-Trifluoro-2-Hydroxy-2-methyl-1-oxopropyl)amino]-2-hydroxy-4-phenylbutyl]amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid, 1,1-dimethylethyl ester