AIDS-043111 AIDS043111 Ac-Ser-Leu-Asn-Phe[CHOHCH2]Pro-Ile-2-Nal-OMe Methyl 1-{(3S)-3-[(N-acetylserylleucylasparaginyl)amino]-2-hydroxy-4-phenylbutyl}prolylisoleucyl-3-(2-naphthyl)alaninate