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

Claim 3:
4. The compound according to claim 1, wherein
R1 is a C1-6 alkyl group; and
ring A is, (1) 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 halogen atom,
(ii) a C1-6 alkoxy group,
(iii) a C3-10 cycloalkyl group,
(iv) a 3- to 14-membered non-aromatic heterocyclic group, and
(v) a mono- or di-C1-6 alkyl-carbamoyl group,
(c) a 5- to 14-membered aromatic heterocyclic group optionally substituted by 1 to 3 C1-6 alkyl groups, and
(d) a carbamoyl group optionally substituted by 1 or 2 C3-10 cycloalkyl groups, or, (2) a 5- or 6-membered monocyclic aromatic heterocycle optionally further substituted by 1 to 3 substituents selected from
(a) a mono- or di-C1-6 alkyl-carbamoyl group, and
(b) a 5- to 14-membered aromatic heterocyclic group optionally substituted by 1 to 3 C1-6 alkyl groups,, or a salt thereof.