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