Patent ID: 11957665
Assignee: NEXTGEN BIOSCIENCE CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A method for treating alopecia areata, comprising administering a compound represented by the following Formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof to a subject in need thereof:, wherein,
R1 is hydrogen;
R2 is hydrogen or an acetyl group;
X is a single bond, C2 alkylene, or C2 alkenylene;
A is a 5-membered heteroarylene ring containing 3 N atoms;
B is C2-11 straight- or branched-chain alkylene;
C is a single bond; and
D is selected from the group consisting of hydrogen, and C1-6 alkyl.