157674-89-0 Glycinamide, L-asparaginyl-L-seryl-L-lysyl-L-tyrosyl-L-valyl-L-seryl-L-lysyl-L-glutaminyl-L-lysyl-L-phenylalanyl-L-tyrosyl-L-seryl-L-tryptophyl- L-Asparaginyl-L-seryl-L-lysyl-L-tyrosyl-L-valyl-L-seryl-L-lysyl-L-glutaminyl-L-lysyl-L-phenylalanyl-L-tyrosyl-L-seryl-L-tryptophylglycinamide Leucokinin 1