4-Methylpentanoyl-N-Me-Val-Ile-Asp-(NEt2)-Asp-Leu-OH AIDS-165011 AIDS165011 L-Leucine, N-methyl-N-(4-methyl-1-oxopentyl)-L-valyl-L-isoleucyl-N4,N4-diethyl-L-asparaginyl-L-.alpha.-aspartyl-