AIDS-057813 AIDS057813 Boc-Phe[CH(OH)CH2]Phe-Gln-Phe-NH2 N2-{(2R,4R,5S)-2-Benzyl-5-[(tert-butoxycarbonyl)amino]-4-hydroxy-6-phenylhexanoyl}-L-glutaminyl-L-phenylalaninamide