InChI=1/C23H23NO7/c25-21(17-6-5-15-3-1-2-4-16(15)9-17)7-8-22(26)30-13-19-11-20(24(27)28)10-18-12-29-14-31-23(18)19/h5-6,9-11H,1-4,7-8,12-14H2 54D9B48B02E844D6