AIDS-057802 AIDS057802 Ac-LNFPIV-NH2 Ac-Leu-Asn-Phe-psi [(S)-CH(OH)CH2]-Pro-Ile-Val-OMe L-Valine, N-[N-[1-[3-[[N2-(N-acetyl-L-leucyl)-L-asparaginyl]amino]-2(S)-hydroxy-4-phenylbutyl]-L-prolyl]-L-isoleucyl]-, methyl ester