2-(gamma-Morpholino-beta-(3,4,5-trimethoxybenzoxy)propyl)-5,6,7-trimethoxy-1(2H)-phthalazinone 38952-71-5 Benzoic acid, 3,4,5-trimethoxy-, 1-(4-morpholinylmethyl)-2-(5,6,7-trimethoxy-1-oxo-2(1H)-phthalazinyl)ethyl ester, monohydrochloride