title: Effect of the position of the phenolic group in morphinans on their affinity for opiate receptor binding.
mesh_terms: D000818:Animals; D001681:Biological Assay; D007536:Isomerism; D051379:Mice; D009019:Morphinans / Q000378:metabolism* / Q000494:pharmacology; D051381:Rats; D011957:Receptors, Opioid / Q000378:metabolism*; D013329:Structure-Activity Relationship
chemical_list: D009019:Morphinans; D011957:Receptors, Opioid