1Nap-O-CH2CO-Aca-(2S,3S)-AHPBA-Thz-NH-tBu AIDS-163753 AIDS163753 N1-((1S,2S)-1-Benzyl-3-{(4R)-4-[(tert-butylamino)carbonyl]-1,3-thiazolidin-3-yl}-2-hydroxy-3-oxopropyl)-N2-[(1-naphthyloxy)acetyl]-4-oxo-L-norvalinamide