2452-58-6 BENZOIC ACID, p-(DIMETHYLAMINOMETHYLENEAMINO)-, 2-DIETHYLAMINOETHYL ESTER, DIHYD Benzoic acid, p-(dimethylaminomethyleneamino)-, 2-diethylaminoethyl ester, dihydrochloride beta-Diethylaminoethyl p-(dimethylaminomethyleneamino)benzoate dihydrochloride p-(Dimethylaminomethyleneamino)benzoic acid diethylaminoethyl ester dihydrochloride