AIDS-097436 AIDS097436 [1S-[1R*,2S*(2S*,3R*)]]-[3-[[3-[[2-(1,1-Dimethylethyl)-4-hydroxy-1-oxobutyl]amino]-2-hydroxy-4-phenylbutyl]amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid, 1,1-dimethylethyl ester