2-(gamma-Morpholino-beta-(3,4,5-triethoxybenzoxy)propyl)-5,6,7-trimethoxy-1(2H)-phthalazinone 38952-88-4 Benzoic acid, 3,4,5-triethoxy-, 1-(4-morpholinylmethyl)-2-(5,6,7-trimethoxy-1-oxo-2(1H)-phthalazinyl)ethyl ester, monohydrochloride