AIDS-097456 AIDS097456 [1S-[1R*,2S*[2S*,3R*(S*)]]]-[3-[[3-[(2-Hydroxy-2,3,3-trimethyl-1-oxobutyl)amino]-2--hydroxy-1-(phenylmethyl)propyl]casrbamic acid, 2-hydroxy-1,1-dimethylethyl ester