100482-37-9 2-Hydroxy-3-(methylamino)propyl p-(propylamino)benzoate hydrochloride BENZOIC ACID, p-(PROPYLAMINO)-, 2-HYDROXY-3-(METHYLAMINO)PROPYL ESTER, HYDROCHLO Benzoic acid, p-(propylamino)-, 2-hydroxy-3-(methylamino)propyl ester, hydrochloride