Synonyms: Rodiasine,O7-demethyl-O12'-methyl-, (1a,1'a)-; (-)-Monterine;2H,16H-1,24-Etheno-6,10:11,15-dimethenopyrido[2',3':17,18]oxacycloeicosino[2,3,4-ij]isoquinolin-22-ol,3,4,4a,5,16a,17,18,19-octahydro-9,12,21,26-tetramethoxy-4,17-dimethyl-,[4aS-(4aR*,16aS*)]-; Monterine