((6S,6aS)-8,9-dimethoxy-6,6a,11,14-tetrahydro-12H-[1,3]dioxolo[4,5-h]isoquinolino[2,1-b]isoquinolin-6-yl)methyl methanesulfonate

(+)-trans-2,3-Dimethoxy-8-oxo-9,10-(methylenedioxy)-13-carboxytetrahydroprotoberberine

(+)-trans-2,3-Dimethoxy-8-oxo-9,10-(methylenedioxy)-13-(methoxycarbonyl)tetrahydroprotoberberine

(+)-cis-2,3-Dimethoxy-8-oxo-9,10-(methylenedioxy)-13-(hydroxymethyl)tetrahydroprotoberberine

(+)-cis-2,3-Dimethoxy-8-oxo-9,10-(methylenedioxy)-13-(methoxycarbonyl)tetrahydroprotoberberine