(S)-JG-365 AIDS-003664 AIDS003664 Ac-Ser-Leu-Asn-Phe-psi [CH(OH)CH2N]Pro-Ile-Val-OMe Hydroxyethylamine deriv. Methyl 1-{(2S,3S)-3-[(N-acetyl-L-seryl-L-leucyl-L-asparaginyl)amino]-2-hydroxy-4-phenylbutyl}-L-prolyl-L-isoleucyl-L-valinate