| abstract |
Compounds having GPR52 agonist activity are provided. The compound is provided as a preventive / therapeutic agent for schizophrenia and the like. The compound is represented by the following formula (Ia): [Where: A represents —CONR a — or —NR a CO—, R a represents a hydrogen atom or the like, B represents a hydrogen atom or the like; Ring Cy1 represents a 6-membered aromatic ring optionally having one or more substituents in addition to the group represented by -AB. Ring Cy2 represents a 6-membered ring optionally substituted with a halogen atom or the like, Ring Cy3 represents a 5- or 6-membered ring optionally having one or more substituents, X represents C 1-2 alkylene or the like, m represents an integer of 0 to 2, Ring Cy4 represents a 6-membered aromatic ring optionally having one or more substituents. ] It is. [Selection figure] None |