AIDS-104303 AIDS104303 N-(3-Methyl-2-oxopentanoyl)-Apns-Thz-NH-tert-butyl N-(3-{(4R)-4-[N-(tert-Butyl)carbamoyl](1,3-thiazolidin-3-yl)}(1S,2S)-2-hydroxy-3-oxo-1-benzylpropyl)-2-oxopentanamide