Synonyms: Dromoran;(-)-17-Methylmorphinan-3-ol D-Tartrate Dihydrate;(2R,3R)-2,3-Dihydroxysuccinic acid - 17-methylmorphinan-3-ol hydrate (1:1:2);Butanedioic acid, 2,3-dihydroxy-, (2R,3R)-, compd. with 17-methylmorphinan-3-ol, hydrate (1:1:2);Lemoran;