Synonyms: 16,17-Dinoremetan,1',2'-didehydro-6',7',10,11-tetramethoxy-1-methyl-, dihydrochloride, (1b)- (9CI); 16,17-Dinoremetan,1',2'-didehydro-6',7',10,11-tetramethoxy-1-methyl-, dihydrochloride, (1b)-(?à)-; 2H-Benzo[a]quinolizine, 16,17-dinoremetan deriv.