Patent ID: 11932657
Assignee: OTSUKA PHARMACEUTICAL CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC C

Claim 3:
4. The compound according to claim 1, wherein ring B is benzene, biphenyl, pyridinylbenzene, thienylbenzene, benzothienylbenzene, indole, or 3,4-dihydro-1H-quinolin-2-one, each of which is optionally substituted on the ring with 1 to 4 substituents which the same or different and are each independently halogen, C1-6 alkyl optionally substituted with halogen, —CN, —OR5, —SR5, —COOR5, -C1-6 alkylene-CONR5R6, -C1-6 alkylene-OCOR5, —CONR5R6, —NR5COOR6, —SO2R5, or —NR5R6 (wherein R5 and R6 are the same or different and each independently represent hydrogen or C1-6 alkyl optionally substituted with halogen),
or a salt thereof.