(R,S)-Tetrandrine 1-ISOTETRANDRINE 477-57-6 6,6',7,12-Tetramethoxy-2,2'-dimethylberbaman Berbaman, 6,6',7,12-tetramethoxy-2,2'-dimethyl- (9CI) CCRIS 6540 Isosinomenin A Isosinomenine A Isotetrandrine NSC 97338 O,O'-Dimethylobamegine O,O'-Dimethylstepholine O-Methylberbamine