title: The determination of the relative configuration of morphine, levorphanol and laevophenazocine by stereoselective adsorbents.
mesh_terms: D000700:Analgesics; D018712:Analgesics, Non-Narcotic / Q000737:chemistry*; D058633:Antipyretics; D005765:Gastrointestinal Agents; D007981:Levorphanol; D009020:Morphine / Q000737:chemistry*; D009022:Morphine Derivatives
chemical_list: D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics; D005765:Gastrointestinal Agents; D009022:Morphine Derivatives; D007981:Levorphanol; D009020:Morphine
keywords: ANALGESICS AND ANTIPYRETICS/chemistry; MORPHINE/chemistry; MORPHINE/related compounds