124636-11-9 1H-Benzimidazole-2,5-diamine, N(sup 2)-(4,6-dimethyl-2-pyrimidinyl)-, hydrochloride, hydrate (2:4:1) 2-(5'-Amino-2'-benzimidazole)amino-4,6-dimethylpyrimidine dihydrochloride hemihydrate N(sup 2)-(4,6-Dimethyl-2-pyrimidinyl)-1H-benzimidazole-2,5-diamine dihydrochloride 1/2H2O