2-(2'-Dimethylaminoethylmercapto)benzimidazole dihydrochloride 2-(2-(Dimethylamino)ethylthio)benzimidazole dihydrochloride 63991-50-4 BENZIMIDAZOLE, 2-(2-(DIMETHYLAMINO)ETHYLTHIO)-, DIHYDROCHLORIDE Benzimidazole, 2-(2'-dimethylaminoethylmercapto)-, dihydrochloride USAF EL-56