AIDS-107356 AIDS107356 Ac-Asp-Glu-3,3-Diphenylalanine-Ile-beta-Cyclohexylalanine-Cys-Pro-beta-D-Cyclohexylalanine- Trp-Leu Ac-Asp-Glu-Dif-Ile-Cha-Cys-Pro-Cha(D)-Ser-Leu