149665-72-5 H-Trp-lys-glu-met-ser-val-trp-NH2 H-Tryptophyl-lysyl-glutamyl-methionyl-seryl-valyl-tryptophylamide L-Tryptophanamide, L-tryptophyl-L-lysyl-L-alpha-glutamyl-L-methionyl-L-seryl-L-valyl- Wwamide-1