InChI=1S/C23H22O13/c1-7-5-11(34-23-17(30)15(28)16(29)21(36-23)22(31)32)13(26)12-14(27)20(33-2)19(35-18(7)12)8-3-4-9(24)10(25)6-8/h3-6,15-17,21,23-26,28-30H,1-2H3,(H,31,32)