(+)-Isothebaine 1-Hydroxy-2,11-dimethoxyaporphine 4H-Dibenzo[de,g]quinolin-1-ol, 5,6,6a,7-tetrahydro-2,11-dimethoxy-6-methyl-, (S)- 568-21-8 6a.alpha.-Aporphin-1-ol, 2,11-dimethoxy- Isothebaine NSC290957