Mono(2-(dimethylamino)-1-((2-(2-(3-methoxyphenyl)ethyl)phenoxy)methyl)ethyl)succinate HCl

4-[1-dimethylamino-3-[2-[2-(3-ethylphenyl)ethyl]phenoxy]propan-2-yl]ox y-4-oxo-butanoic acid hydrochloride