InChI=1S/C25H24O13/c26-19(27)6-20(28)33-8-18-21(29)22(30)23(31)25(38-18)36-10-1-2-11-14(3-10)32-7-13-12-4-16-17(35-9-34-16)5-15(12)37-24(11)13/h1-5,13,18,21-25,29-31H,6-9H2,(H,26,27)