1(2H)-Phthalazinone, 2-(2-(dimethylamino)ethyl)-4-(p-methoxybenzyl)-, hydrochloride 2-(2'-Dimethylaminoaethyl)-4-p-methoxybenzyl-phthalazon-(1)-hydrochlorid [German] 2-(2-(Dimethylamino)ethyl)-4-p-methoxybenzyl-1(2H)-phthalazinone hydrochloride 73972-97-1 HL 2198