Patent ID: 11958860
Assignee: JIANGSU KANION PHARMACEUTICAL CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC A  C | IPC C

Claim 3:
4. The crystal form A according to claim 1, wherein the crystal form A has a characteristic peak at three or more d values of interplanar crystal spacings selected from the group consisting of: 7.2 Å±0.2 Å, 6.6 Å±0.2 Å, 5.8 Å±0.2 Å, 5.5 Å±0.2 Å, 5.2 Å±0.2 Å, 4.5 Å±0.2 Å, 4.1 Å±0.2 Å, 3.6 Å±0.2 Å, and 3.5 Å±0.2 Å.