3621-36-1 5,6-Dihydro-2-hydroxy-3,9,10-trimethoxydibenzo[a,g]quinolizinium iodide AIDS-002643 AIDS002643 Columbamine iodide Dehydroisocorypalmine Dibenzo[a,g]quinolizinium, 5,6-dihydro-2-hydroxy-3,9,10-trimethoxy- Protoberberine alkaloid