Vitamin B159-43-8100 % similar 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium70-16-694 % similar Thiamine pyrophosphate154-87-055 % similar 3-Benzyl-5-(2-hydroxyethyl)-4-methylthiazolium chloride4568-71-252 % similar Toxopyrimidine73-67-646 % similar 3-Ethyl-5-(2-hydroxyethyl)-4-methylthiazolium bromide54016-70-543 % similar 4-Amino-2-methyl-5-pyrimidinemethanamine95-02-341 % similar Amprolium121-25-538 % similar Thiamine disulfide67-16-338 % similar Amprolium hydrochloride137-88-237 % similar Prosultiamine59-58-534 % similar Nimustine42471-28-331 % similar Fursultiamine804-30-831 % similar 4-Methyl-5-(2-hydroxyethyl)thiazole137-00-830 % similar