Patent ID: 11919923
Assignee: SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A  Y | IPC A  C

Claim 13:
14. The method of claim 10, wherein
R3 is selected from the group consisting of hydrogen, formyl, acetyl, propionyl, butyryl, isobutyryl, valeroyl, pivaloyl, and hexanoyl; and R5 is selected from the group consisting of formyl, propionyl, butyryl, isobutyryl, valeroyl, pivaloyl, and hexanoyl; or
R3 is selected from the group consisting of hydrogen, formyl, propionyl, butyryl, isobutyryl, valeroyl, pivaloyl and hexanoyl; and R5 is selected from the group consisting of formyl, acetyl, propionyl, butyryl, isobutyryl, valeroyl, pivaloyl, and hexanoyl.