(1,3)Benzodioxolo(5,6-c)phenanthridin-13(12H)-one, 1,2-dimethoxy-12-methyl- (9CI) 28342-33-8 4-27-00-06655 (Beilstein Handbook Reference) BRN 0345198 CCRIS 3805 Chelerythrine, 12,13-dihydro-13-oxo- Dihydrooxochelerythrine Oxychelerythrine