title: Analgetics based on the pyrrolidine ring. 8.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors; D000700:Analgesics / Q000138:chemical synthesis* / Q000494:pharmacology; D000818:Animals; D004305:Dose-Response Relationship, Drug; D051379:Mice; D009020:Morphine / Q000037:antagonists & inhibitors; D009119:Muscle Contraction / Q000187:drug effects; D009904:Optical Rotation; D010636:Phenols / Q000138:chemical synthesis / Q000494:pharmacology; D011759:Pyrrolidines / Q000138:chemical synthesis* / Q000494:pharmacology; D013329:Structure-Activity Relationship
chemical_list: D000700:Analgesics; D010636:Phenols; D011759:Pyrrolidines; D009020:Morphine; D000109:Acetylcholine