(S)-2-{(2S,3S)-2-[(S)-2-((2RS,3S)-3-tert-Butoxycarbonylamino-2-hydroxy-4-phenyl-butylamino)-3-phenyl-propanoylamino]-3-methyl-pentanoylamino}-3-phenyl-propionic acid, methyl ester 215511-56-1 AIDS-000855 AIDS000855 Boc-Phe-[CHOHCH2]Phe-Ile-Phe-OMe L-Phenylalanine, N-[3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-4-phenylbutyl]-L-phenylalanyl-L-alloisoleucyl-, methyl ester