159440-09-2 4-Piperidinecarboxylic acid, 1-[N-[N-[(2-methylpropoxy)carbonyl]-L-phenylalanyl]-3-(2-naphthalenyl)-D-alanyl]-, 10-hydroxy-4-(1-methylethyl)-1-(2-methylpropyl)-10-oxido-2,5,16-trioxo-13-[(1-oxohexadecyl)oxy]-9,11,15-trioxa-3,6-diaza-10-phosphahentriacont-1-yl ester, [1S-(1R*,4R*,13S)]- AIDS-031535 AIDS031535 Peptide 7196 iBOC-[L-Phe]-[D-.beta.-Nal]-Pip-[.alpha.-(OH)-Leu-Val-DPPE