(R-(R*,S*))-beta-(2-(Dimethylamino)propyl)-alpha-ethyl-beta-phenylbenzeneethanol acetate HCl 61443-59-2 Benzeneethanol, beta-(2-(dimethylamino)propyl)-alpha-ethyl-beta-phenyl-, acetate (ester), hydrochloride, (R-(R*,S*))- beta-d-Acetylmethadol hydrochloride