1-((2S,3S)-2-Hydroxy-4-phenyl-3-{[N2-(3-phenylpropanoyl)-L-asparaginyl]amino}butanoyl)-L-prolyl-L-valinamide AIDS-163673 AIDS163673 PhCH2CH2CO-Asn-(2S, 3S)-AHPBA-Pro-Val-NH2