1,2-Dimethoxy-6-ethylnoraporphine 2490-82-6 4H-Dibenzo(de,g)quinoline, 5,6,6a,7-tetrahydro-1,2-dimethoxy-6-ethyl-, (R)- 5-21-05-00330 (Beilstein Handbook Reference) BRN 1547523 N-Ethylnornuciferine N-Nornuciferine, N-ethyl- (7CI) Noraporphine, 1,2-dimethoxy-6-ethyl-