AIDS-003458 AIDS003458 Boc-Phe[CH(OH)CH2]Phe-Ile-Phe-NH2 N'-(Phenylalanyl)-N-[5(S)-[(tert-butoxycarbonyl)amino]-4(S)-hydroxy-6-phenyl-2(R)-(phenylmethyl)hexanoyl]isoleucine amide