(E)-Ph-CH=CH-CH2-CO-Asn-(2S,3S)-AHPBA-Dtc-NH-tBu AIDS-163693 AIDS163693 N~1~-((1S,2S)-1-Benzyl-3-{4-(4R)-[(tert-butylamino)carbonyl]-5,5-dimethyl-1,3-thiazolidin-3-yl}-2-hydroxy-3-oxopropyl)-N~2~-[(3E)-4-phenylbut-3-enoyl]-L-aspartamide