AIDS-107359 AIDS107359 Ac-Asp-Glu-3,3-Diphenylalanine-Ile-beta-Cyclohexylalanine-Cys-Pro-beta-Cyclohexylalanine- Asp-Leu Ac-Asp-Glu-Dif-Ile-Cha-Cys-Pro-Cha-Asp-Leu