Patent ID: 11970483
Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITED
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 4:
5. The compound according to claim 1, wherein
R1 is a C1-6 alkyl group; and
ring A is, a benzene ring optionally further substituted by 1 to 3 substituents selected from
(a) a halogen atom,
(b) a mono- or di-C1-6 alkyl-carbamoyl group optionally substituted by 1 or 2 substituents selected from
(i) a C1-6 alkoxy group,
(ii) a 3- to 14-membered non-aromatic heterocyclic group, and
(iii) a mono- or di-C1-6 alkyl-carbamoyl group, and
(c) a 5- to 14-membered aromatic heterocyclic group optionally substituted by 1 to 3 C1-6 alkyl groups,, or a salt thereof.