1,3-Dioxolo(4,5-g)isoquinoline, 5-(3,4-diethoxybenzyl)-, hydrochloride 1-(3',4'-Diethoxybenzyl)-6,7-methylenedioxyisoquinoline hydrochloride 5-(3,4-Diethoxybenzyl)-1,3-dioxolo(4,5-g)isoquinoline hydrochloride JI4675500