AIDS-094451 AIDS094451 NH2-Arg-Arg-Trp-Cys-Tyr-Arg-Lys-(.epsilon.-N-aminobuyrtyl-D-(Lys))-Pro-Tyr-Arg-Lys-Cys-Arg-NH2 NH2-R-R-W-C-Y-R-K-.epsilon.-N-aminobuyrtyl-D(K)-P-Y-R-K-C-R-NH2