Patent ID: 11939307
Assignee: INSTITUTE OF MEDICINAL BIOTECHNOLOGY, CHINESE ACADEMY OF MEDICAL SCIENCES
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC C

Claim 12:
13. The compound or the pharmaceutically acceptable salt thereof as claimed in claim 6, wherein alkyl containing 1 to 4 carbon atoms are selected from methyl or ethyl, di-C1-C4 alkylamino group is dimethylamino or diethylamino, cycloalkyl groups containing 3 to 5 carbon atoms is cyclopropyl, heterocyclic groups containing 3 to 5 carbon atoms and one nitrogen is pyrrolidinyl; the heteroaromatic ring containing 1 to 2 nitrogen atoms is pyridine rings or pyrimidine rings.