Caffeine Impurity E HCl

1,3,7-trimethyl-1H-purine-2,6(3H,7H)-dione|Caffeine EP Impurity E HCl (Caffeidine HCl)|N,1-Dimethyl-4-(methylamino)-1H-imidazole-5-carboxamide Hydrochloride|N,1-dimethyl-4-(methylamino)-1H-imidazole-5-carboxamide, hydrochloride (1:1)|N,1-Dimethyl-4-(methylamino)imidazole-5-carboxamide Hydrochloride|NA