AIDS-164981 AIDS164981 L-Leucine, N-methyl-N-(1-oxo-3-phenylpropyl)-L-valyl-L-isoleucyl-4-oxonorvalyl-L-.a-lpha.aspartyl- PhCH2CH2CO-N-Me-Val-Ile-NHCH(2-oxopropyl)-CO-Asp-Leu-OH