S-(2-Aminoethyl)isothiuronium bromide hydrobromide56-10-0100 % similar 3-[(Aminoiminomethyl)thio]propanoic acid5398-29-844 % similar 2-S-Thiuronium ethanesulfonate108710-70-942 % similar 2-[(Aminoiminomethyl)thio]ethanesulfonic acid25985-57-342 % similar 3-[(Aminoiminomethyl)thio]-1-propanesulfonic acid21668-81-540 % similar 2-Aminoacetamidine dihydrobromide69816-37-136 % similar 1,1′-Dithiodiformamidine hydrochloride14807-75-133 % similar Methylisothiourea2986-19-833 % similar Benzylisothiourea hydrochloride538-28-333 % similar 2,2′-Thiobis[ethanamine]871-76-133 % similar