InChI=1S/C22H22O10/c1-30-18-12(7-9-13(23)11-5-3-2-4-6-11)8-10-14(24)19(18)31-22-17(27)15(25)16(26)20(32-22)21(28)29/h2-10,15-17,20,22,24-27H,1H3,(H,28,29)