compound, medication, methods for positive allosteric modulation of the ch1 cholinergic muscarinic receptor and for the prophylaxis or treatment of constipation, and, use of the compound

摘要

the purpose of the present invention is to provide a compound that can be useful for the prevention of, or therapy for, constipation and the like. the present invention provides: a compound represented by the formula (i) (refer to the description for the meanings of the symbols in the formula); or a salt of the same.