FaMotidine EP IMpurity C;Famotidine Impurity C HCl;Famotidine EP Impurity C HCl;FaMotidine Related CoMpound C;Famotidine USP Related Compound C;Famotidine EP Impurity C hydrochloride;Famotidine Impurity 3(Famotidine EP Impurity C);3-[[[2-[(Diaminomethylene)amino]thiazol-4-yl]methyl]sulphanyl]-N-sulphamoylpropanamide;[3-[[[2-(Diaminomethyleneamino)-4-thiazolyl]methyl]thio]propionyl]sulfamide Hydrochloride;3-[[[2-[(AMinoiMinoMethyl)aMino]-4-thiazolyl]Methyl]thio]-N-(aMinosulfonyl)propanaMide Hydrochloride