InChI=1S/C23H28O12/c1-23(2,29)13(34-22-17(28)16(27)15(26)12(8-24)33-22)9-32-21-19-11(6-7-31-19)18(30-3)10-4-5-14(25)35-20(10)21/h4-7,12-13,15-17,22,24,26-29H,8-9H2,1-3H3