Heterocyclic compound
The present invention provides a compound having a cholinergic muscarinic M1 receptor positive allosteric modulator activity, which may be useful as a prophylactic or therapeutic drug for Alzheimer's disease, schizophrenia, pain, sleep disorder, Parkinson's disease dementia, dementia with Lewy bodies and the like. The present invention relates to a compound represented by the formula (I) or a salt thereof: wherein each symbol is as defined in the attached DESCRIPTION.
1. 3-((3S,4S)-4-Hydroxytetrahydro-2H-pyran-3-yl)-7-methyl-6-(4-(1-methyl-1H-pyrazol-3-yl)benzyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one, or a salt thereof.
2. A pharmaceutical composition comprising 3-((3S,4S)-4-hydroxytetrahydro-2H-pyran-3-yl)-7-methyl-6-(4-(1-methyl-1H-pyrazol-3-yl)benzyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one or a salt thereof, and a pharmaceutically acceptable carrier.