2,2-Diphenyl-2-ethoxyacetic acid 2-(1-ethyl-2-pyrrolidinyl)ethyl ester hydrochloride 3114-90-7 ACETIC ACID, 2,2-DIPHENYL-2-ETHOXY-, 2-(1-ETHYL-2-PYRROLIDINYL)ETHYL ESTER, HYDR Acetic acid, 2,2-diphenyl-2-ethoxy-, 2-(1-ethyl-2-pyrrolidinyl)ethyl ester, hydrochloride