159440-08-1 4-Piperidinecarboxylic acid, 1-[N-[N-[(2-methylpropoxy)carbonyl]-L-phenylalanyl]-3-(2-naphthalenyl)-D-alanyl]-, 1-[[(1-carboxy-2-methylpropyl)amino]carbonyl]-3-methylbutyl ester, [S-(R*,R*)]- AIDS-031534 AIDS031534 Peptide 7194 iBOC-[L-Phe]-[D-.beta.-Nal]-Pip-[.alpha.-(OH)-Leu]-Val