DXANYXRZRNXGSC-UHFFFAOYSA-N;Thiamine EP Impurity A;Thiamine EP Impurity A HCl;3-[(4-AMino-2-Methyl-5-pyriMidinyl)Methyl]-4-Methyl-5-[2-(sulfooxy)ethyl]thiazoliuM Inner Salt;Thiamine Impurity 1(Thiamine EP Impurity A);Thiamine Nitrate EP Impurity A;Thiamine Impurity A HCl;Thiamine EP Impurity F HBr