2,2-Diphenyl-2-ethoxyacetic acid (2-(N-butyl-N-methylamino)ethyl) ester hydrochloride 2912-80-3 ACETIC ACID, 2,2-DIPHENYL-2-ETHOXY-, (2-(N-BUTYL-N-METHYLAMINO)ETHYL) ESTER, HYD Acetic acid, 2,2-diphenyl-2-ethoxy-, (2-(N-butyl-N-methylamino)ethyl) ester, hydrochloride