L-Histidinol dihydrochloride1596-64-1100 % similar (2S)-2-Amino-3-(1H-imidazol-4-yl)propanamide dihydrochloride71666-95-059 % similar D-Histidine hydrochloride6341-24-855 % similar DL-Histidine hydrochloride6459-59-255 % similar 4-(Hydroxymethyl)imidazole hydrochloride32673-41-954 % similar Dl-histidine monohydrochloride monohydrate123333-71-151 % similar L-Histidine hydrochloride monohydrate5934-29-251 % similar Histidine methyl ester dihydrochloride7389-87-948 % similar D-Histidine351-50-848 % similar Dl-histidine4998-57-648 % similar Histidine71-00-148 % similar Histamine dihydrochloride56-92-847 % similar 1H-Imidazole-5-methanol822-55-946 % similar Imidazoleacetic acid hydrochloride3251-69-243 % similar Histidylglycine2578-58-740 % similar Histamine51-45-639 % similar Phenylalaninol16088-07-638 % similar L-Phenylalaninol3182-95-438 % similar D-Phenylalaninol5267-64-138 % similar L-Tryptophanol2899-29-837 % similar