(3-Diethylamino-2-hydroxypropoxy)diphenyl ether hydrochloride hemihydrate 1-Diethylamino-3-(o-phenoxyphenoxy)-2-propanol hydrochloride hemihydrate 2-Propanol, 1-diethylamino-3-(o-phenoxyphenoxy)-, hydrochloride, hemihydrate 73972-51-7