AIDS-163679 AIDS163679 Carbamic acid, [(1S)-3-amino-1-[[[(1S,2S)-3-[(2S)-2-[[(1-ethylpropyl)amino]carbonyl]-1-pyrrolidinyl]-2-hydroxy-3-oxo-1-(phenylmethyl)propyl]amino]carbonyl]-3-oxopropyl]-, phenylmethyl ester PhCH2-O-CO-Asn-(2S, 3S)-AHPBA-Pro-NH-CH-(C2H5)2