126380-04-9 AIDS-000506 AIDS000506 Boc-Ser-Ala-Ala-Tyr.psi.[CH(OH)CH2]Gly-Val-Val-OCH3 L-Valine, N-[N-[5-[[N-[N-[N-[(1,1-dimethylethoxy)carbonyl]-L-seryl]-L-alanyl]-L-alanyl]amino]-4-hydroxy-6-(4-hydroxyphenyl)-1-oxohexyl]-L-valyl]-, methyl ester, [S-(R*,R*)]-