Patent ID: 11858910
Assignee: SUNSHINE LAKE PHARMA CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC C

Claim 1:
2. The compound of claim 1, wherein R1 is C1-C4 alkyl, C3-C6 cycloalkyl, 3-6 membered heterocyclyl, C6-C10 aryl or 5-10 membered heteroaryl, wherein R1 is optionally substituted with 1, 2, 3, 4 or 5 substituents independently selected from R1a, R1b, R1c, R1d and R1e;
each R1a, R1b, R1c, R1d and R1e is independently H, F, Cl, Br, I, —CN, —NO2, —NH2, —OH, —SH, —COOH, —C(═O)NH2, —C(═O)NHCH3, —C(═O)N(CH3)2, —C(═O)—(C1-C4 alkyl), —C(═O)—(C1-C4 alkoxy), C1-C4 alkyl, C2-C4 alkenyl, C2-C4 alkynyl, C1-C4 haloalkyl, C1-C4 alkoxy, C1-C4 haloalkoxy, C1-C4 alkylthio, C1-C4 alkylamino, hydroxy-substituted C1-C4 alkyl, C3-C6 cycloalkyl, 3-6 membered heterocyclyl, C6-C10 aryl or 5-10 membered heteroaryl.