AIDS-221616 AIDS221616 NH2-Arg-Trp-Cys(x2)-Tyr-Arg-Lys-Cys(x1)-Tyr-Lys-Gly-Phe-Cys(x1)-Tyr-Arg-Lys-Cys(x2)-Arg-Arg-NH2 Polyphemusin deriv.