509-56-8;3,6-Dihydroxy-6,N-dimethyl-4,5-epoxymorphinan;4,5alpha-Epoxy-6,N-dimethyl-3,6-morphinandiol;4-27-00-02204 (Beilstein Handbook Reference);BRN 0040924;Methyldihydromorphine [DCF:INN];Methyldihydromorphinum [INN-Latin];Metildihidromorfina [INN-Spanish];Metildiidromorfina [DCIT];Morphinan-3,6-alpha-diol, 6-beta,17-dimethyl-4,5-alpha-epoxy-;Morphinan-3,6-diol, 4,5-epoxy-6,17-dimethyl-, (5alpha,6alpha)-;Morphine, dihydro-6-methyl-;Morphine, methyldihydro-