AIDS-001168 AIDS001168 CD4 76-93 deriv. LKIEDSDTYIC(bzl)EVEDQKE LKIEDSDTYICEVEDQKE Leu-Lys-Ile-Glu-Asp-Ser-Asp-Thr-Tyr-Ile-Cys-Glu-Val-Glu-Asp-Gln-Lys-Glu (CD4 76-93 derivative)