abstract |
The invention provides a choline muscarinic M1 receptor positive ectopic modulator activity and is suitable for preventing or treating Alzheimer's disease, schizophrenia, pain, sleep disorders, Parkinson's dementia, Lewy body dementia, etc.nn n n The present invention relates to a compound represented by formula (I) or a salt thereof.nn n n n n n n n n n Each symbol is as described in the description. |