InChI=1S/C23H30O7/c1-3-4-6-29-21(26)15-8-14(24)9-16-20(15)18(25)10-17-22(27)30-19(11-23(16,17)2)13-5-7-28-12-13/h5,7,12,14-17,19-20,24H,3-4,6,8-11H2,1-2H3