title: Structure and activity of muscarinic stimulants.
mesh_terms: D000109:Acetylcholine; D055598:Chemical Phenomena; D002621:Chemistry; D003461:Crystallography; D007454:Iodides; D008688:Methacholine Compounds; D008961:Models, Structural; D010277:Parasympathomimetics / Q000494:pharmacology*; D000644:Quaternary Ammonium Compounds; D013237:Stereoisomerism; D009435:Synaptic Transmission; D014961:X-Ray Diffraction
chemical_list: D007454:Iodides; D008688:Methacholine Compounds; D010277:Parasympathomimetics; D000644:Quaternary Ammonium Compounds; D000109:Acetylcholine