3688-65-1 CODEINE N-OXIDE Codeigene Codeine-N-oxide DEA No. 9053 EINECS 222-988-4 Genocodein Genocodeine Morphinan-6-alpha-ol, 7,8-didehydro-4,5-alpha-epoxy-3-methoxy-17-methyl-, 17-oxide Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-, 17-oxide, (5-alpha,6-alpha)-