1,3-Dioxolo(4,5-g)isoquinolinium, 5-(6,8-dihydro-8-oxofuro(3,4-e)-1,3-benzodioxol-6-yl)-5,6,7,8-tetrahydro-6,6-dimethyl-, chloride, (R-(R*,S*))- 38641-83-7 69630-90-6 N-Methylbicuculline bicuculline methochloride