1-(beta-Hydroxyphenethyl)-4-phenylpiperidine-4-carboxylic acid ethyl ester 546-32-7 Ethyl 1-(beta-hydroxyphenethyl)-4-phenyl-4-piperidyl-carboxylat Oxpheneridina Oxpheneridine Oxpheneridine [INN:DCF] Oxpheneridinum