1-Ethyl-1-(2-hydroxyethyl)piperidinium bromide benzilate 2-(1-Piperidino)-ethyl benzilate ethylbromide 2-(1-Piperidino)ethyl benzilate ethobromide 23182-46-9 PB-106 Panpurol Piperidinium, 1-ethyl-1-(2-hydroxyethyl)-, bromide, benzilate (ester) Pipethanate ethylbromide