title: Structure activity relationships in a series of semi-synthetic esters of protoverine in skeletal muscle.
mesh_terms: D000085:Acetates / Q000494:pharmacology; D000818:Animals; D001001:Anura; D002415:Cats; D002595:Cevanes / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D011526:Protoveratrines / Q000494:pharmacology*; D013329:Structure-Activity Relationship
chemical_list: D000085:Acetates; D002595:Cevanes; D011526:Protoveratrines; C012011:protoverine