2-(diethylamino)ethyl 1-phenylcyclopentanecarboxylate hydrochloride; Caramiphen HCl; Caramiphenium chloride; Pentaphene hydrochloride; Caramiphene hydrochloride; 2-Diethylaminoethyl 1-phenylcyclopentane-1-carboxylate hydrochloride; Diethylaminoethyl-1-phenylcyclopentane-1-carboxylate hydrochloride; 1-Phenylcyclopentanecarboxylic acid 2-diethylaminoethyl ester hydrochloride; Hydrochloride of 1-phenylcyclopentanecarboxylic acid diethylaminoethyl ester