title: Separation of morphine-like effects by optical resolution. Levo isomers as strong analgetics and narcotic antagonists.
mesh_terms: D000698:Analgesia; D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D003061:Codeine / Q000037:antagonists & inhibitors; D000882:Haplorhini; D006801:Humans; D008333:Mandelic Acids; D009019:Morphinans / Q000627:therapeutic use*; D009020:Morphine / Q000037:antagonists & inhibitors; D009269:Nalorphine / Q000494:pharmacology; D009905:Optical Rotatory Dispersion; D013237:Stereoisomerism; D019966:Substance-Related Disorders / Q000188:drug therapy; D013451:Sulfonic Acids
chemical_list: D008333:Mandelic Acids; D009019:Morphinans; D013451:Sulfonic Acids; D009020:Morphine; D009269:Nalorphine; D003061:Codeine