title: 8 beta-alkyl-N-cycloalkyl-dihydro-codeinones and -morphinones as analgesic narcotic antagonists.
mesh_terms: D003061:Codeine / Q000031:analogs & derivatives*; D006853:Hydrocodone / Q000031:analogs & derivatives* / Q000494:pharmacology; D004091:Hydromorphone / Q000031:analogs & derivatives* / Q000494:pharmacology; D009292:Narcotic Antagonists
chemical_list: D009292:Narcotic Antagonists; D006853:Hydrocodone; D004091:Hydromorphone; D003061:Codeine