5-Chloro-1H-imidazole15965-31-831 % similar 4-Bromoimidazole2302-25-231 % similar 4-Fluoroimidazole30086-17-031 % similar 4-Iodo-1H-imidazole71759-89-231 % similar 4-Methylimidazole822-36-631 % similar Atipamezole hydrochloride104075-48-131 % similar Ethylenediamine hydrochloride18299-54-231 % similar Ethylenediamine hydrochloride333-18-631 % similar Dopamine hydrochloride62-31-731 % similar Histidylglycine2578-58-731 % similar 4,5-Diaminopyrimidine13754-19-331 % similar Copper peptide ghk-cu49557-75-731 % similar Mexamine66-83-130 % similar Cystamine dihydrochloride56-17-730 % similar