1,3-Dioxolo(4,5-g)isoquinoline, 7,8-dihydro-5-(m-(2-(diethylamino)ethoxy)phenyl)-7-methyl- 5-(m-(2-(Diethylamino)ethoxy)phenyl)-7-methyl-7,8-dihydro-1,3-dioxolo(4,5-g)isoquinoline JI4677000