36616-34-9 4-Methoxybenzilic acid 2-(diethylamino)ethyl ester hydrochloride Benzeneacetic acid, alpha-hydroxy-4-methoxy-alpha-phenyl-, 2-(diethylamino)ethyl ester, HCl Benzilic acid, 4-methoxy-, 2-(diethylamino)ethyl ester, hydrochloride