abstract |
The present invention is an M1 receptor positive allosteric modulator and is useful in the treatment of diseases involving the M1 receptor, such as Alzheimer's disease, schizophrenia, pain or sleep disorders. , 3-c] cinnolin-3-one compounds. The invention also relates to pharmaceutical compositions comprising the compounds and the use of the compounds and compositions in the treatment of diseases mediated by the M1 receptor. |