Thiamine nitrate532-43-4100 % similar 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium70-16-683 % similar Vitamin B159-43-879 % similar Thiamine hydrochloride67-03-875 % similar Thiamine pyrophosphate154-87-055 % similar Toxopyrimidine73-67-641 % similar 3-Benzyl-5-(2-hydroxyethyl)-4-methylthiazolium chloride4568-71-240 % similar 3-Ethyl-5-(2-hydroxyethyl)-4-methylthiazolium bromide54016-70-539 % similar 4-Amino-2-methyl-5-pyrimidinemethanamine95-02-337 % similar Thiamine disulfide67-16-336 % similar Prosultiamine59-58-535 % similar Fursultiamine804-30-832 % similar Nimustine42471-28-330 % similar