Histamine diphosphate51-74-1100 % similar Histamine51-45-671 % similar Histamine dihydrochloride56-92-865 % similar 1H-Imidazole-5-methanol822-55-942 % similar 1H-Imidazole-5-acetic acid645-65-839 % similar 4-(Hydroxymethyl)imidazole hydrochloride32673-41-938 % similar D-Histidine351-50-838 % similar Dl-histidine4998-57-638 % similar Histidine71-00-138 % similar Carnosine305-84-038 % similar Imidazoleacetic acid hydrochloride3251-69-236 % similar D-Histidine hydrochloride6341-24-835 % similar DL-Histidine hydrochloride6459-59-235 % similar L-Histidinol dihydrochloride1596-64-135 % similar 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 L-Histidine hydrochloride monohydrate5934-29-233 % similar