AIDS-163627 AIDS163627 H-Val-Val-(2R, 3S)-AHPBA-(D)-Phe-(D)-Val-(D)-Val-NH2 N-{(2R,3S)-2-Hydroxy-4-phenyl-3-[(L-valyl-L-valyl)amino]butanoyl}-D-phenylalanyl-D-valyl-D-valinamide-