4-((Aminoiminomethyl)amino)benzoic acid 4-(acetylamino)phenyl ester hydrochloride 79119-49-6 79126-29-7 BENZOIC ACID, 4-((AMINOIMINOMETHYL)AMINO)-, 4-(ACETYLAMINO)PHENYL ESTER, MONOHYD Benzoic acid, 4-((aminoiminomethyl)amino)-, 4-(acetylamino)phenyl ester, monohydrochloride