19623-22-4 3-(p-Hydroxy-benzoyloxy)propylguanidine hydrochloride BENZOIC ACID, p-HYDROXY-, ESTER with (3-HYDROXYPROPYL)GUANIDINE, MONOHYDROCHLORI Benzoic acid, p-hydroxy-, ester with (3-hydroxypropyl)guanidine, monohydrochloride HM-203 p-Hydroxybenzoic acid ester with (3-hydroxypropyl)guanidine hydrochloride