100311-22-6 2-(Dimethylamino)ethyl p-(butylamino)benzoate hydrobromide 4-Butylamino-benzoesaeure-beta-dimethylamino-aethylester hydrobromid [German] BENZOIC ACID, p-(BUTYLAMINO)-, 2-(DIMETHYLAMINO)ETHYL ESTER, HYDROBROMIDE Pantocain hydrobromid [German] Pantocaine hydrobromide Tetracain hydrobromid [German] Tetracaine hydrobromide