Histidylglycine2578-58-735 % similar Spermidine phosphate49721-50-834 % similar Adenine phosphate52175-10-734 % similar Polaprezinc107667-60-734 % similar Dl-histidine monohydrochloride monohydrate123333-71-133 % similar Histidine monohydrochloride monohydrate5934-29-233 % similar Alpha-methyl-dl-histidine dihydrochloride32381-18-333 % similar H-His-NH2.2HCl71666-95-033 % similar Melamine phosphate20208-95-132 % similar Copper peptide ghk-cu49557-75-732 % similar Histidine methyl ester dihydrochloride7389-87-931 % similar L-Lysine, glycyl-L-histidyl-, monoacetate72957-37-030 % similar N-Acetyl-L-histidine2497-02-130 % similar