97483-83-5 L-leucinamide, L-tyrosyl-L-valyl-L-arginylglycyl-L-methionyl-L-alanyl-L-seryl-L-lysyl-L-alanylglycyl-L-alanyl-L-isoleucyl-L-alanylglycyl-L-lysyl-L-isoleucyl-L-alanyl-L-lysyl-L-valyl-L-alanyl-L-leucyl-L-lysyl-L-alanyl- PYLA Peptide tyrosine leucine amide Pyl(a)