AIDS-110051 AIDS110051 L-.alpha.-Asparagine, N-(3-methylbutyl)-N-(2-methyl-1-oxopropyl)glycyl-L-valyl-L-isoleucyl-L-phenylalanyl-N1-(1-carboxypropyl)- iPr-C(=O)N(iBu)CH2C(=O)-VIFD-(+/-)Abu