6-Amino-2-(3'-aminofenyl)benzimidazol hydrochlorid [Czech] 6-Amino-2-(3'-aminophenyl)benzimidazole dihydrochloride 6-Amino-2-(m-aminofenyl)benzimidazol dichlorid [Czech] 63991-48-0 BENZIMIDAZOLE, 6-AMINO-2-(3'-AMINOPHENYL)-, DIHYDROCHLORIDE